In this blog physics classes by Nayan jha providing objective questions and answers , which contain multiple choice , assertion reason and case study based questions with explanation( complete solution. To download the pdf all questions and its answer click here- For question numbers 86-100, two statements are given-one labelled Assertion (A) and the other […]
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How forces affects motion
class 9 Chapter-6 (physics) In Chapter 4, you learnt to describe the motion of an object in termsof its position, velocity and acceleration. But you did not considerwhat causes motion. Is there an underlying cause for a change inposition and velocity of an object? What is the nature of this cause?Do all motions require a […]
What is string theory? Simple explanation of string theory in physics Now these days as the need of science increasing , the students are excited to know about the universe, , related to the atomic and sub atomic particles. String theory is one of them . Now in this block we will discuss about the […]