Force And Pressure in General Science : Practice MCQ Questions & Answers with Explanations

When we press the bulb of a dropper with its nozzle kept in water, air in the dropper is seen to escape in the form of bubbles. Once we release the pressure on the bulb, water gets filled in the dropper. The rise of water in the dropper is due to

The force involved in falling an apple from a tree is

As we go to the higher altitude the atmospheric pressure ............

The pressure of the water at the bottom of the pond is .......... at the surface of the pond.

The ratio of force, acting perpendicular to the area, on which it acts is known as ..........

A body is said to be under balanced forces when the resultant force applied on that body is ........

What is force?

The unit of force is ...............

A charged balloon attaches to a wall because of ..........

What is the cause of change in motion or change in the state of motion?

Opening a door is an example of .............

A box of weight 400 N is kept on the floor. The area of contact is 4 m2. The pressure exerted by the box on the floor is

A boy is pulling a cart by a force of 100 N. The frictional force experienced by the cart is 20 N. The force that causing the motion of the cart is

A cricketer catches a ball. The force coming in action is

A stone falling from the roof of a house is an example of

Burning of a meteor in the atmosphere is due to

Force has

Friction

Friction is

Gravitational force is a