Gratuity is paid when an employee?

In the isothermal Process ______________ remains Constant.

What term describes the rate of change of velocity? 

Consider the following statements:

1. A flute of smaller length produces waves of lower

If input frequency of a full wave rectifier be n, then output frequency would be-

Which of the following statements is true when we see 'rainbow'?

S.I unit of Luminous Intensity is

The device used for locating submerged objects under sea is –

Which material is primarily responsible for the elasticity found in leggings and athletic apparel?

Which atmospheric layer contains ozone layer?

1 unit of Newton is equal to