Physics Questions

What of the given below devices converts chemical energy to electrical energy?

An object having a mass 'm' moving with a velocity 'v' possesses a kinetic energy 'K'. If its velocity is doubled, its kinetic energy will become:

Light can travel ___ km in a year.

Calculate the current flowing through a resistor of 10 ohm when a potential difference of 140 v is applied across it.

Energy possessed by an object by its position or configuration is called

Find the acceleration (in m/s2) produced in a body of mass 4 kg when a force of 24 N is applied on it.

What is the measure of temperature considered as normal in human body?

Multiplication of equivalent weight and valency of an element is equal to ______.