निम्नलिखित में से

Which of the following represents Pressure?

Temperature of the Sun is measured by

Adhesive force is the force of

Sound of frogs can be heard from a long distance in a rainy season because

Mercalli scale is the instrument used for measuring the intensity of ___________.

The SI unit of Pressure is

Velocity of the sound is minimum in-

Which type of mirror is utilized in solar furnaces to focus sunlight and generate heat?

Einstein was awarded Nobel Prize for –

What is the minimum escape velocity required for a rocket to leave Earth's gravitational pull?