Purushottam Dadheech, the Padma Shri Awardee 2020, is a

A sudden drop in barometric pressure indicates which of the following?

Which of the following is a nonrenewable source of energy?  

If a lens forms an image of magnification -2, what is the nature of the image?

When water is heated from 0°C to 10°C. Its volume

The 'four stroke petrol engine' is based on –

What are the dimensions of the coefficient of viscosity?

The pitch of a sound is primarily determined by which of the following?

A body moves with uniform acceleration and covers 80 m in 4 s and 160 m in next 4 s. Find initial velocity.

Fog is an example of –

Which law states that the total current entering a junction is equal to the total current leaving the junction?