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Physics Test
A very important light source in daily life is LED(Light emitting diode)
A very important light source in daily life is LED(Light emitting diode). A light emitting diode is an important light source in daily life. We can easily be seen it in television remote control. It used in optical communication. Modern time LED’s producing visible light are used in a numerical display like watches at the …
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What is relativity with simple examples
What is relativity with simple examples By: Balaji Dodda  
Life-cycle of stars
Life-cycle of stars The most remarkable discovery in all of astronomy is that the stars are made of atoms of the same kind as those on the earth. Richard P. Feynman (1918-1988) We have all wondered about the mysterious twinkling stars in the night sky at some point in our life. Although, this curiosity about …
What is the theory of relativity?
What is the theory of relativity? Let us start with a simple example. Abhi and Rama decide to meet at a candy store. Abhi approaches the candy store from one end and Rama approaches the candy store from the other end of the straight road. Abhi says the candy store is to his left and …
पृथ्वी क्यों घूमती है?
पृथ्वी क्यों घूमती है? पृथ्वी क्यों घूमती है?यहां तक कि न केवल पृथ्वी बल्कि ब्रह्मांड में हर वस्तु घूमती है। लेकिन इस ब्रह्मांड में हर दिव्य वस्तु क्यों घूमती है? वास्तव में यह कोणीय गति के संरक्षण के लिए है, लगभग पांच सौ करोड़ साल पहले, हमारे सौर मंडल की शुरूआत धूल और गैस के …
Certain Physics Important mechanics Problems for IIT JEE
Certain Physics Important mechanics Problems for IIT JEE Certain Physics Important mechanics Problems for IIT JEE 1. Find the acceleration of the moon with respect to the earth from the following data: distance between the earth and the moon =3.85×105 km and the time taken by the moon to complete one revolution around the earth …
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Evolution of Quantum Physics The nature of light (radiation)
Evolution of Quantum Physics The nature of light (radiation) Evolution of Quantum Physics The nature of light (radiation) has been a matter of long debate and a great confusion in the history of Physics. Rene Descartes, the father of the Cartesian geometry, first gave the corpuscular (particle) nature of light and the great Newton …
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CBSE Class 12 Question Paper Physics 2016
CBSE Class 12 Question Paper Physics 2016 Physics question paper is very easy to solve if you prepared well conceptual questions. Physics is all about concepts. In the question paper, 2 marks and 3 marks questions are related to concepts. Some of the 3 marks questions are numerical. Memory-based questions are few. To gain good …