In those alcohol tragedies that result in blindness etc., the harm factor is-

What is the most effective conductor of electricity?

The atomic mass of an element has the maximum number of electrons in its second orbit—

The product of mass and velocity of an object is called-

Which of the following is not necessary for photosynthesis?

Mechanical Energy is:

Which of the following is not easily oxidized at high temperature?

A 1 kg object is dropped from a height of 30 meters to the ground. The work done by the force of gravity will be