दिए गए विकल्पों

The waves which are less than 20Hz are known as 

Heat stored in water vapour is –

A bus moving along a circular track is an example of

Assess the accuracy of these statements concerning entropy and thermodynamic equilibrium:

Which compound is used to prepare water proof clothes?

The instrument for measuring intensity of earthquakes is called –

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

The amplitude of the sound wave depends on the

Which Vitamin is soluble in water?

Who among the following is credited with the discovery of X-rays?