Controls the amount of light entering the eye?

Which is the largest source of energy on earth?

The device for generating current is called?

Which is the force due to which the body is pulled towards the center of the earth?

An object of mass 13 kg is moving with a uniform velocity of 5 ms-1. What is the kinetic energy possessed by the object?

Unit of impedance is ___________.

In case of negative work the angle between the force and displacement is-

Which of the following quantities is not a vector?