Physics Questions

Who first determined the value of G (gravitational constant)?

Find the acceleration (in m/s2) of a body which accelerates from 10 m/s to 20 m/s in 4 seconds.

The side mirrors of vehicles are of which type of mirrors?

The motion of a freely falling body is an example of ________________________ motion.

Choose the most appropriate answer:Natural radioactivity was discovered by

One nanometer is equal to _____________ meters.

In a hydrogen atom, an electron moves in an orbit of radius 5.0 x 10-11 m with a speed of 2.2 x 106 m/s. What is the equivalent current? (Electronic charge = 1.6 x10-19 C)

Due to an acceleration of 4 m/s2 the velocity of a body increases from 10 m/s to 30 m/s in a certain period. Find the displacement (in m) of the body in that period.