Physics Questions

Which phenomena shows the particle nature of light?

Instrument for measuring blueness of the sky or ocean is called ___________.

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

If the radius of the earth decreases and its mass remains the same, then the value of "acceleration due to gravity" will _____ .

Electrons move around the nucleus in _______ motion.

In hydel power station, the motion produced in turbines is due to

According to the Second Law of Motion, for a given force, acceleration is inversely proportional to the ____ of an object.

A current I flows through a resistor. A source maintains a potential difference of V across the resistor. The energy supplied by the source in time t is