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Physics MCQS With Answers 41 to 50

41. What is the phenomenon of bouncing back of light in the same medium on striking the surface of any object known as? What is the pheno...

31. What is Specific Gravity of a liquid? What is Specific Gravity of a liquid? [A] ratio of the density of a liquid to the density of wa...

21. When one body is actually moving over the surface of other body, the friction is known as: [A] Kinetic friction [B] Limiting friction ...

What is the time taken by the earth to complete one rotation about its axis with regard to a fixed star? [A] Sidereal day [B] Solar day [C...