GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
State the effects of force on an object
A
causes distortion of shape
B
changes direction of moving
C
changes object colour
D
can affect the size of an object
Explanation: 

Detailed explanation-1: -A force acting on an object causes the object to change its shape or size, to start moving, to stop moving, to accelerate or decelerate. When there’s the interaction between two objects they exert a force on each other, these exerted forces are equal in size but opposite in direction.

Detailed explanation-2: -Force can make a body that is at rest to move. It can stop a moving body or slow it down. It can accelerate the speed of a moving body. It can also change the direction of a moving body along with its shape and size.

Detailed explanation-3: -Force can change the shape or size of an object The shape of a rubber band changes when it is pulled. You can also break things by applying a force. Materials that break easily when we apply a force are termed brittle. For example, objects made of glass and clay break easily when we apply force on them.

Detailed explanation-4: -It can make a stationary object move. Example: pushing a box at rest on the table brings the box in motion. It can stop a moving object. It can change the speed of a moving object. It can change the direction of a moving object. It can change the shape or size of an object.

Detailed explanation-5: -It may set a body in the motion. It can bring a body to rest. It may change the direction of the motion. It can change the magnitude of the motion. It can change the shape of the body.

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