Which of the following represent correct values for the normal atmospheric pressure?

A) 101.3 kilopascals

B) 76 mm of mercury

C) 101.3 pascals

D) 76 cm of mercury

Which of the following force is utilized in reducing air pollution by removing dust, soot and fly-ash particles from the smoke coming out of chimneys of factories ?

The same force Facts on four different objects having the areas given below, one by one. In which case the pressure exerted will be the maximum?

Which of the following does not work on the existence of atmospheric pressure ?

The magnitude of force is expressed in the unit of force called: