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Force And Pressure

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12

What will be the magnitude of the resultant force when two forces act in opposite directions on an object?

When two forces act in opposite directions on an object then the magnitude of the net force will be the difference between two forces.
The resultant force will decrease. 

Give two examples of situations in which applied force causes a change in the shape of an object.

The shape of an object can be changed due to applied force. For example:

1. When force is applied on a lump of dough on a plate. 
2. The spring fitted under the seat of a bicycle gets compressed when you sit on the seat. 

To move a loaded trolley we have to ____________ it.


Give two examples each of situations in which you push or pull to change the state of motion of objects.

Objects are pushed or pulled inorder to change it's state of motion.

Examples of push are:
1) We push a door to open it.
2) A football player kicks the ball and pushes it. 

Examples of pull are:
1) We pull the desk to change its position.
2) The rope is pulled, to draw a bucket of water from a well.

To draw water from a well,we have to ____________ the rope.


A charged body ____________ an uncharged body towards it.