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Showing posts from October, 2020

what is Burial sites? ( in hindi and english)

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  what is burial sites? Burial sites yield a lot of material remains and are a rich source of information for historians. They are especially useful for the study of the prehistoric and the early historic periods when there were not many written records.  In 2010, a team of scientists from Sri paramakalyani College In tamil Nadu found new burial sites  in the western parts of tirunelveli district In Tamil Nadu, all belonging to the prehistoric era. These site, which have yielded many clay urns, give us information about the migratory practices of the people of the settlement. They also tell us about the technological process used by the potters to produce the fine clay that has remained intact after all these hundreds of years. दफन स्थल क्या है? दफन स्थलों पर बहुत अधिक मात्रा में सामग्री बनी रहती है और इतिहासकारों के लिए जानकारी का एक समृद्ध स्रोत है। वे विशेष रूप से प्रागैतिहासिक और प्रारंभिक ऐतिहासिक अवधियों के अध्ययन के लिए उपयोगी होते हैं जब कई लिखित रिकॉर्ड नहीं थे। ...

what is coins? what kind of information do they provide to historians?(in hindi and english)

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  what is coins? The study of coins is called numismatics. numerous gold, silver, copper and lead coins have been found by the historians. Many coins contain legends and inscriptions revealing details about the names of rulers and the period of their reign. Our knowledge of the kushan, Gupta, bactrian, Indo-greek and indo-parthian dynasties rests chiefly on conclusions drawn from the study of coins. सिक्के क्या है? सिक्कों के अध्ययन को संख्यात्मकता कहा जाता है। कई सोने, चांदी, तांबे और सीसे के सिक्के इतिहासकारों को मिले हैं। कई सिक्कों में शासकों के नाम और उनके शासन की अवधि के बारे में विवरण प्रकट करते हुए किंवदंतियों और शिलालेख हैं। कुषाण, गुप्त, बैक्ट्रियन, इंडो-ग्रीक और इंडो-पार्थियन राजवंशों का हमारा ज्ञान मुख्य रूप से सिक्कों के अध्ययन से प्राप्त निष्कर्षों पर टिका हुआ है। final words: coins are valuable sources of information for historians.

how to become an I.P.S OFFICER?(in hindi and english)

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  how to become an I.P.S OFFICER? It is not easy to became an  I.P.S OFFICER. many peoples have the dream to become an  I.P.S OFFICER, and many peoples do not know how to become an  I.P.S OFFICER, if your finding best place to know more about an  I.P.S OFFICER, you are at the right place. if you want to became an  I.P.S OFFICER, first of all, you should apply for U.P.S.C exam (union public service civilization),  You must also crack the exam preliminary, mains and interview, to get selected for selecting. The candidate must be between the age of 21-32 years (for the General category candidate) on August 1 of the year of examination. For Other Backward Castes (OBC) the upper age limit is 35. Who can apply for U.P.S.C exam, you must be citizen of india for applying U.P.S.C, however, the citizen of nepal and bhutan e.t.c can also apply for the u.p.s.c exam. for becaming an I.P.S OFFICER,you need  at least graduation cert...

what is photosynthesis?(in hindi and english)

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  what is photosynthesis? Green plants are Known as producers because they prepare their own food. The use light, air ( carbon dioxide) , water, and chlorophyll ( the green pigment present in leaves), to prepare their food by the process of photosythesis. प्रकाश संश्लेषण क्या है? हरे पौधों को निर्माता के रूप में जाना जाता है क्योंकि वे अपना भोजन स्वयं तैयार करते हैं। प्रकाश संश्लेषण की प्रक्रिया द्वारा उनके भोजन को तैयार करने के लिए प्रकाश, हवा (कार्बन डाइऑक्साइड), पानी और क्लोरोफिल (पत्तियों में मौजूद हरा वर्णक) का उपयोग करें। conclusion: this blog is about photosynthesis, if any daughts, please leave a comment, i will defintely look at it.

what is scaveners and Decomposers?(in hindi and english)

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  what is scavengers? Instead of hunting live animals, some birds and animals eat the flesh of other animals that are already dead. Vulture is one such bird. These animals or birds are called scavengers. what is Decomposers? Some organisms feed on and degrade (or decompose ) dead plants and animals. Fungi and bacteria are examples of such organisms. These organisms are called decomposers. Toghether with scanvengers, decomposers play a very imortant role in nature. Without these organisms, our planet would be covered with dead plants and animals. स्केजर्स क्या है? जीवित जानवरों के शिकार के बजाय, कुछ पक्षी और जानवर अन्य जानवरों का मांस खाते हैं जो पहले से ही मर चुके हैं। गिद्ध एक ऐसा पक्षी है। इन जानवरों या पक्षियों को मेहतर कहा जाता है। Decomposers क्या है? कुछ जीव मृत पौधों और जानवरों को खिलाते हैं और उनका क्षरण (या विघटित) करते हैं। कवक और बैक्टीरिया ऐसे जीवों के उदाहरण हैं। इन जीवों को डीकंपोज़र कहा जाता है। स्केवेंजर्स के साथ टोगेथर, डीकंपोजर प्रकृति में एक बहुत ही महत्वपूर्ण भू...

what is oral history?(in hindi and english)

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  what is oral history? Another source used by historians is oral history. Oral history refers to the record of historical information which is based on the personal experiences and pinions of the speaker. Oral history involves the use of interviews, myths, folk tales and songs that have been passed down from generation to generation through word of mouth. मौखिक इतिहास क्या है? इतिहासकारों द्वारा प्रयुक्त एक अन्य स्रोत मौखिक इतिहास है। मौखिक इतिहास ऐतिहासिक जानकारी के रिकॉर्ड को संदर्भित करता है जो स्पीकर के व्यक्तिगत अनुभवों और पिनियन पर आधारित है। मौखिक इतिहास में साक्षात्कार, मिथकों, लोक कथाओं और गीतों का उपयोग शामिल है जिन्हें पीढ़ी दर पीढ़ी मुंह के शब्द के माध्यम से पारित किया गया है। conclusion: this blog is about oral history, Hope you all like this, who are reading this blog.👍👍👍

what is Manuscripts?(in hindi and english)

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  what is Manuscripts? A manuscript is a handwritten record of information. it could be in the form of a letter, writing on leaves and barks of trees, or scrolls. palm-leaf manuscripts, made of dried palm leaves, were comonly used in India. They served aas paper and were used to record actual and mythical events. Many manuscripts have been preserved in libaries and museums. Manuscripts help us to understand the form of script used in the olden times. The written material could be religious or secular (non-religious). पांडुलिपियाँ क्या है? एक पांडुलिपि सूचना का एक हस्तलिखित रिकॉर्ड है। यह एक पत्र के रूप में हो सकता है, पत्तियों और पेड़ों की छाल पर लिखना, या स्क्रॉल। ताड़ के पत्ते की पांडुलिपियाँ, सूखे ताड़ के पत्तों से बनी, भारत में काम में लाई जाती थीं। उन्होंने आस पेपर की सेवा ली और उनका उपयोग वास्तविक और पौराणिक घटनाओं को रिकॉर्ड करने के लिए किया गया। कई पांडुलिपियों को परिवादों और संग्रहालयों में संरक्षित किया गया है। पांडुलिपियां पुराने समय में इस्तेमाल की जाने वाली लिपि के रूप...

what is Religious and secular Literature?(in hindi and english)

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 what is Religious and secular Literature? we already know that Religious and secular literature are two types of literary Sources. हम पहले से ही जानते हैं कि धार्मिक और धर्मनिरपेक्ष साहित्य दो प्रकार के साहित्यिक स्रोत हैं। what is Religious literature? Books and manuscripts that deal with religion are referred to as religious literature. The vedas, the epics --- the Ramayana and the Mahabharata, the Upanishads, the Bhagavad Gita, the Jain Angas and Buddhist tripitakas are examples of religious literature. These texts help us to understand the religious practices and beliefs, and the social ad economic life of that period. धार्मिक साहित्य क्या है? धर्म से संबंधित पुस्तकों और पांडुलिपियों को धार्मिक साहित्य कहा जाता है। वेद, महाकाव्य --- रामायण और महाभारत, उपनिषद, भगवद गीता, जैन अंग और बौद्ध त्रिपिटक धार्मिक साहित्य के उदाहरण हैं। ये ग्रंथ हमें धार्मिक प्रथाओं और मान्यताओं और उस अवधि के सामाजिक विज्ञापन आर्थिक जीवन को समझने में मदद करते हैं। what is Secular Literature? Secular lite...

what is literary Sources?(in hindi and english)

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  what is literary sources? Humans learnt to write about 5,000 years ago. They invented and put letters and symbols together to form words and sentences. They used various Types of scripts. Our knowledge of history is largely based on written records.Historians giva a special emphasis to written records. Historiands give a special emphasis to written records such as books and manuscripts, writings on rocks, pillars, parchment (skins of sheep and goats) bark of birch trees, palm leaves, clay tablets and stone walls. there are a range of literary sources available to historians to learn about the past. these include manuscripts, stories, religious texts, biographies and accounts of foreign travellers. साहित्यिक स्रोत क्या है ? मनुष्य ने लगभग 5,000 साल पहले लिखना सीखा। उन्होंने शब्दों और वाक्यों को बनाने के लिए अक्षरों और प्रतीकों का आविष्कार किया और एक साथ रखा। उन्होंने विभिन्न प्रकार की लिपियों का उपयोग किया। इतिहास का हमारा ज्ञान काफी हद तक लिखित अभिलेखों पर आधारित है। इतिहासकार लि...

what is computer?(in hindi and english)

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  what is computer? A  computer  is a machine that can be instructed to carry out sequences of arithmetic or logical operations automatically via  computer  programming. Modern  computers  have the ability to follow generalized sets of operations, called programs. These programs enable  computers  to perform an extremely wide range of tasks. A computer is programmable, electronic device that accepts data, performs operations on that data, presents the result, and stores the data or results as needed. There are many output and input devices used in computer such as (mouse, keyboard, printer, projector, cpu, ups, e.t.c) there are many os(opearting systems) used in computer, Most people use the  operating system  that comes with their  computer , but it's possible to upgrade or even change  operating systems ., The three most common  operating systems  for personal  computers  are Microsoft Windows, macOS,...

who is a hacker?(in hindi and english)

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who is a hacker? hacker means " a person or thing that hacks or cuts roughly" there are many types of hacker: black hat hacker white hat hacker grey hat hacker brown hat hacker Elite hat hacker and there are different types of hacker Hacking  refers to activities that seek to compromise digital devices, such as computers, smartphones, tablets, and even entire networks.  Hackers  are motivated by personal gain, to make a statement, or just because they can. हैकर क्या है? हैकर का अर्थ है "एक व्यक्ति या चीज़ जो हैक करता है या लगभग काटता है" कई प्रकार के हैकर हैं: ब्लैक हैट हैकर सफेद टोपी हैकर ग्रे हैट हैकर भूरे रंग की टोपी हैकर कुलीन टोपी हैकर और इसी तरह बहुत तरह के हैकर होते है  हैकिंग से तात्पर्य उन गतिविधियों से है, जो कंप्यूटर, स्मार्टफोन, टैबलेट और यहां तक कि संपूर्ण नेटवर्क जैसे डिजिटल उपकरणों से समझौता करना चाहती हैं। हैकर्स व्यक्तिगत लाभ से प्रेरित होते हैं, एक बयान देने के लिए, या सिर्फ इसलिए कि वे कर सकते हैं।

who is the ceo of google?

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who is the ceo of google? sundar pichai is the ceo of google, he was born on 10 june 1972, at madurai(tamilnadu, india) .    Sundar Pichai is an Indian- American business executive. सुंदर पिचाई अमेरिकी व्यवसायी हैं जो अल्फाबेट कंपनी के सीईओ और उसकी सहायक कंपनी गूगल एलएलसी के सीईओ हैं। गूगल ने अपनी कंपनी का नाम अल्फ़ाबेट में बदल दिया। इसके बाद लेरी पेज ने गूगल खोज नामक कंपनी का सीईओ सुंदर पिचाई को बना दिया और स्वयं अल्फाबेट कंपनी के सीईओ बन गए।  विकिपीडिया जन्म की तारीख और समय :  10 जून 1972 (आयु 48 वर्ष),  मदुरै राष्ट्रीयता :  अमेरिकी पूरा नाम :  Pichai Sundararajan पत्नी :  अंजलि पिचाई शिक्षा :  वारटन स्कूल ऑफ़ द यूनिवर्सिटी ऑफ़ पेनसिलवेनिया  (2000–2002),  ज़्यादा बच्चे :  काव्या पिचाई ,  किरण पिचाई

what is chess?(in hindi and english)

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  सतरंज क्या है? सतरंज एक दिम्माग का खेल जो दो लोगो के बीच खेला जाता है। सतरंज खेलना के बहुत फायदे है। शतरंज दो खिलाड़ियों के बीच खेला जाने वाला एक बौद्धिक एवं मनोरंजक खेल है। चतुरंग नाम के बुद्धि-शिरोमणि ब्राह्मण ने पाँचवीं-छठी सदी में यह खेल संसार के बुद्धिजीवियों को भेंट में दिया।और ये बहुत कम लोग जानते है की सतरंग भारत देश में बना था हर बच्चे को सतरंज खेलना चाइये। सतरंज में  64 खाने होते है। सतरंज में दो तरह के महोरे होते है , और हो काले और उजले महोरे होते है। सतरंज में 9 तरह के महोरे होते है। और वे हाथी,ऊंट,घोड़ों, राजा और वज़ीर है।  What is chess? Chess is a brain game played between two people. There are many advantages to playing chess. Chess is an intellectual and entertaining game played between two players. In the fifth-sixth century, an intellectual and a Brahmin named Chaturanga presented this game to the intellectuals of the world. There are 64 bars in chess. There are two types of Mahore in chess, and there are black and white Mahore. There are 9 types ...

what is Archaeological sources?(in hindi and english)

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  what  is Archaeological Sources? Archaeology is the study of past cultures and how people lived, based on the material remains left by people long ago. Many of these remains have been found buried deep under the earth and are excavated by archaeologists. An archaeologist is a person who excavates these remains and studies them closely. Archaeologists try to build a picture of what life must have been in the past with the help of the evidence found. Each archaeological find tells us a story and helps us to unravel the mysteries of the past. Archaelogical sources help us where no written records of an era are available. Historians also find these sources useful as they help to verify information found in written records. Some of the archaeological sources used by historians include monuments, caves, rock shelters, fossils, beads, tools, toys, jewellery, pottery, coins, inscriptions and pillars. Even burial sites are regarded as archaeological sources. पुरातत्व स्रोत क्या ...

what is Heat zones?(in hindi and english)

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  what is Heat zones? As we move away from the equator towards the poles, the climate changes from hot to warm, warm to cool and cool to cold in both hemispheres. This is because the rays of the sun become increasingly slanting and therefore heating becomes less. On the basis of the distance from the equator, the earth is divided into the following heat/temperature zones: Torrid Zone: 'torrid means hot. The torrid Zones lies between the Tropic of Cancer (23½°N) and Tropic of capricorn (23½°S). Since the direct rays of the sun fall throughout the year in this zone, it is the hottest zone. Temperate Zones: 'Temperate' means moderate. The North Temperate Zone lies between the Tropic of Cancer (23½°N) and the Arctic Circle (66½°N) and the South Temperate Zone lies between the Tropic of Capricorn  (23½°N) and the Antarctic Circle (66½°S). These areas experience moderate temperatures as they receive slanting rays of the sun. Frigid Zones: 'frigid' means cold. The North Fr...

Diversity in India?(in hindi and english)

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  Diversity In india: India is a land of diversity. Diversity exists in the form of culture, traditions, caste, community, region, religion, language, festivals, etc. There are 122 spoken languages in our country, and if one were to count the number of dialects, it would be about 1,600! In addtion to this linguistic diversity, India has a wide geographical diversity. There are five main Physical divisions --- the Northern Mountains, the Northern plains, the peninsular plateau, the Great Indian Desert and the Coastal plains and Islands. this is varied topography has influenced the climate and, In turn, the diet, dress, customs and culture of the people. Inida is home to many religions --- Hindusim Islam, sikhism, Christianity, Buddhism, jainism, etc. Our constitution declars India to be a secular nation with equal respect being giben to each religion. though India is a land of diversity and people have different cultural, religious and regional backgrounds, yet we find an intermingl...

What is diversity?(in hindi and english)

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  what is diversity? Diversity is the state of being varied or the state of being different from one another. It exists around us in various forms. We find people around us who are different from one another in many ways. We look differen, belong to different cultures, celebrate different festivals, follow different religions, speak different languages and so on.   विविधता क्या है? विविधता विविध होने की अवस्था या एक दूसरे से भिन्न होने की अवस्था है। यह हमारे चारों ओर विभिन्न रूपों में मौजूद है। हम अपने आस-पास ऐसे लोगों को खोजते हैं जो कई मायनों में एक दूसरे से अलग हैं। हम अलग दिखते हैं, विभिन्न संस्कृतियों से संबंधित हैं, विभिन्न त्योहारों का जश्न मनाते हैं, विभिन्न धर्मों का पालन करते हैं, विभिन्न भाषाएं बोलते हैं और इसी तरह। conclusion: this blog is about diversity, Hope you all like this!!!

what is earth's rotation and revolution?(in hindi and english)

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  what is rotation? The spinning movement of the earth on its axis from west to east which causes day and night is called rotation. One rotation of the earth on its axis takes about 24 hours or one day. The axis is an imaginary line joining the two poles through the centre of the earth. it is inclined from the vertical at an angle of 23½°, which means it is inclined at an angle of 66½° to the plane of the earth's orbit --- the level path on which the earth revolves around the sun. The side of the earth facing the sun has day while the other side, facing away from the sun, has night. The circel that separates day and night is called the circle of illumination. As you can see, it doesn't coincide with the axis. रोटेशन क्या है? पश्चिम से पूर्व की ओर अपनी धुरी पर पृथ्वी की घूमने वाली गति जो दिन और रात का कारण बनती है उसे घूर्णन कहा जाता है। अपनी धुरी पर पृथ्वी का एक चक्कर लगभग 24 घंटे या एक दिन लगता है। धुरी एक काल्पनिक रेखा है जो पृथ्वी के केंद्र के माध्यम से दो ध्रुवों को जोड़ती ...

what is latitudes and longitudes?(in hindi and english)

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  what is latitudes? Latitude is the angular distance between the equator and any point north or south of it on the surface of the earth. This distance is measured in degrees north or south of it on the surface of the earth. This distance is measured in degrees north or south of the equator. The angle of measurement is formed at the centre of the earth.  All lines of latitude are drawn parallel to the equator and are, therefore, also called parallels. These lines are full circles which become smaller as we move closer to the poles (which are just points) अक्षांश क्या है? अक्षांश पृथ्वी की सतह पर भूमध्य रेखा और इसके उत्तर या दक्षिण में किसी भी बिंदु के बीच कोणीय दूरी है। यह दूरी पृथ्वी की सतह पर इसके उत्तर या दक्षिण में डिग्री में मापी जाती है। यह दूरी भूमध्य रेखा के उत्तर या दक्षिण में डिग्री में मापी जाती है। माप का कोण पृथ्वी के केंद्र में बनता है।  अक्षांश की सभी रेखाएं भूमध्य रेखा के समानांतर खींची गई हैं और इसलिए, इसे समानताएं भी कहा जाता है। ये रेखाएँ पूर्ण मंडलियाँ...

what is Moon and phases of the moon?(in hindi and english)

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  what is Moon? The moon is the earth's only natural satellite. it is about 3,84,400 km from the earth. its diameter is one-fourth of that of the earth and its gravity is one-sixth of the earth's. The moon has no atmosphere and water, resulting in the absence of any form of life on it. The moon takes about 28 days to revolve around the earth and the same time to rotate on its axis too. This is the reason why we always see the same side of the moon from the earth and never get to see its other side. The surface of the moon is full of craters, largely due to the bombardment of meteorites. चंद्रमा क्या है? चंद्रमा पृथ्वी का एकमात्र प्राकृतिक उपग्रह है। यह पृथ्वी से लगभग 3,84,400 किमी दूर है। इसका व्यास पृथ्वी का एक-चौथाई है और इसका गुरुत्वाकर्षण पृथ्वी के छठे हिस्से का है। चंद्रमा के पास कोई वायुमंडल और पानी नहीं है, जिसके परिणामस्वरूप उस पर जीवन के किसी भी रूप का अभाव है। चंद्रमा को पृथ्वी के चारों ओर घूमने में लगभग 28 दिन लगते हैं और उसी समय अपनी धुरी पर घूमने के लिए भी। यही कार...

what is satellites?(in hindi and english)

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  what is satellites in solar system? satellites are celestial bodies that revlove around the planets. Like the planets, satellites do not have their own heat and light but reflect the light from the sun. Different planets have varying number of satellites. Due to recent research in astronomy , many new satellites have been discovered. सौरमंडल में उपग्रह क्या हैं? उपग्रह आकाशीय पिंड हैं जो ग्रहों का चक्कर लगाते हैं।ग्रहों की तरह, उपग्रहों की अपनी गर्मी और प्रकाश नहीं है, लेकिन सूर्य से प्रकाश को प्रतिबिंबित करता है। विभिन्न ग्रहों के उपग्रहों की संख्या अलग-अलग है। खगोल विज्ञान में हाल के शोध के कारण, कई नए उपग्रह खोजे गए हैं। conclusion: this is about satellites, Hope you all like this!!!

what is asteroid, meteors and comets in the solar system?(in hindi and english)

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  what is asteroid? Between Mars and Jupiter lies a belt of broken rocks and debris of probably an exploded planet. These small rocky bodies are called asteroids. Most of these chunks of rocks vary in size. Ceres  was the largest asteroid, which has now been reclassified as a dwarf planet. क्षुद्रग्रह क्या है? मंगल और बृहस्पति के बीच टूटी हुई चट्टानों की एक बेल्ट और संभवतः एक विस्फोटित ग्रह का मलबा है। इन छोटे चट्टानी निकायों को क्षुद्रग्रह कहा जाता है। इन चट्टानों के अधिकांश भाग आकार में भिन्न होते हैं। सेरेस सबसे बड़ा क्षुद्रग्रह था, जिसे अब बौना ग्रह के रूप में पुनर्वर्गीकृत किया गया है। what is meteors? We often see bright streaks of light flashing through the night sky for a few seconds . We call these shooting stars . Actually these are dislodged pieces of rocks mainly from the asteroid belt which enter the earth's atmosphere from the at a great speed. Because of friction with the atmosphere, most of these pieces of rocks, called meteors, burn our completely. However, so...

what is planets in the solar system?(in hindi and english)

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                                        what is planets? The name planet is derived from a Greek word meaning wanderer. Mercury, venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune are the eight planets that revolve around the sun in fixed paths called orbits. They also rotate on their axis while revolving around the sun. These planets do not have their own light but reflect the light from the sun. pluto, the ninth planet of our solar system, was re-categorized as a dwarf planet in 2006. All the planets are spherical in shape, but are of varying sizes. their composition also differs. Mercury, Venus, Earth and Mars are rocky while jupiter, Saturn, Uranus and Neptune are gaseous and liquid. Mercury is the smallest planet and jupiter is the largest. Though Mercury is closest to the sun, it is not the hottest planet. The hottest planet is Venus as it has an atmosphere ...

what is solar system?(in hindi and english)

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                                                    What is Solar system? The word "sol" means the sun and "sytem" refers to it its family. In other words, the solar system, the solar system is the name given to the sun and the group of heavenly bodies that revolve around it __ the eight planets and their satellites or moons, meteors, comets and asteroid. The sun: The sun is the centre of the solar system and its gravity is the pulling force that binds the sloar system. it is a huge ball of extremely hot gases --- it has a surface temperature of over 6,000  °C. The distance between the sun and the earth is approximately 150 million km, which is why we don't fell the tremendous heat produced by it... सोलर सिस्टम क्या है? "सोल" शब्द का अर्थ है सूर्य और "सिटेम" इसका अर्थ है इसका परिवार।दूसरे शब्दों में, सौर मंडल, सौर मंडल सूर्य और स...

what is history?(in hindi and english)

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                                                                                                           What is History ?     History is the study of the past. Our past consists of events that have happened as recently as the day before, a month, a year, a decade or tens of thousands of years ago. Each of  us has past and each of us a history.  The study of the past is a fascinating journey. it gives us a chance to learn about how people lived, ate and dressed many years ago. it also enables us to discover more about ourshelf, where we came from and why we are the way we are. History is the true story of human growth and civilization. it is a record of pe...