Physics Past Questions and Answers

If an object which mass is 3kg moves in a circular path of a radius 0.7m, record a speed at 2m/s what is the result of the angular velocity?

The optical instrument which is suitable for viewing a nearby objects is ...........?

The symbol _−1⁰X used to represent which of the particles?

A radioactive source emits X—rays of very short wavelength (10 -13m ) what is the frequently of these rays?

The strength of an electromagnet increase with