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Standard XII

Physics

Net Force

A horizontal ...

Question

A horizontal force of 2 N is applied to a box placed on a flat surface, and it is still at rest. What will be the correct representation of the free body diagram?

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Solution

The correct option is D

To draw a free body diagram, all the forces should be balanced.

Vertical force balance:
Normal force = Gravitational force.

Horizontal force balance:
Applied force = Frictional force.

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Similar questions

Q. Horizontal forces are applied on a box placed on a horizontal surface as shown in the figure below. It is given that static friction acting on the box is zero and it is at rest. What is the value of force P?

A body of mass $2$ kg is placed on a horizontal surface having kinetic friction $0.4$ and static friction $0.5$ . If the horizontal force applied on the body is $2.5$ N, the frictional force acting on the body will be $(g = 10 m / s^{2})$

Q. A box of bananas weighing 40.0N rests on a horizontal surface. The coefficient of static friction between the box and the surface is 0.40 and the coefficient of kinetic friction is 0.20.
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Q. A body of mass

2

k g

is placed on a horizontal surface having coefficient of kinetic friction

0.4

and coefficient of static friction

0.5

. If a horizontal force of

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N

is applied on the body then the frictional force acting on the body will be (

g = 10 m s^{- 2}

)

Q. Two boxes A and B are connected by ropes A and B as shown in figure. A person is pulling rope A with a horizontal force along a horizontal and rough surface. Choose the correct free body diagram (FBD) of block A.

(If

F_{f}

= frictional force,

F_{g}

= Gravitational force,

F_{n}

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T_{a}

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T_{b}

= Tension force applied by rope B)

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A horizontal force of 2 N is applied to a box placed on a flat surface, and it is still at rest. What will be the correct representation of the free body diagram?

The correct option is D To draw a free body diagram, all the forces should be balanced. Vertical force balance: Normal force = Gravitational force. Horizontal force balance: Applied force = Frictional force.

The correct option is D

To draw a free body diagram, all the forces should be balanced.

Vertical force balance:
Normal force = Gravitational force.

Horizontal force balance:
Applied force = Frictional force.