Lakhmir Singh and Manjit Kaur Solutions for Chapter: Force and Pressure, Exercise 4: Multiple Choice Questions (MCQs)

 Which of the following is not an effect of force? 

Which of the following is not a non-contact force ? 

Which of the following scientists gave the idea of the existence of gravitational force ? 

Some mustard oil is kept in a beaker. It will exert pressure: 

A pressure of $10 \mathrm{kPa}$ acts on an area of$0.3 {\mathrm{m}}^2$. The force acting on the area will be _____.

The magnitude of atmospheric pressure is equal to the pressure exerted by a _____.

The atmospheric pressure is usually measured in the unit of 

When a force of $5 \mathrm{N}$ acts on a surface, it produces a pressure of $500 \mathrm{Pa}$. The area of surface then must be