Physics Questions

The SI unit of acceleration is __________.

Find the acceleration (in m/s2) of a body which accelerates from 25 m/s to 30 m/s in 10 seconds

The atomic bomb is based on the principle of

1 m/s equals ____________ km/hr

___________________ is defined as the force acting per unit current per unit length on a wire placed at right angles to the magnetic field.

Resistance switching is normally employed in

The material used in electric heater is

A Sonar of a ship sends sounds waves of speed 1600 m/s. These waves are reflected back by the ocean floor in 4 seconds. Find the depth (in m) of the ocean floor.