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Standard XII

Physics

Newton's Law of Gravitation

Two blocks of...

Question

Two blocks of masses $6 k g$ and $4 k g$ connected by a rope of mass $2 k g$ are resting on frictionless floor as shown. If a constant force of $60 N$ is applied to $6 k g$ block, find the acceleration of the system and tension in the rope at front end $A$ , mid point $B$ and tail end $C$ .

60 N, 60 N, 60 N

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30 N, 25 N, 20 N

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20 N, 25 N, 30 N

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20 N, 20 N, 20 N

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Solution

The correct option is B $30 N, 25 N, 20 N$

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Similar questions

Q. Two blocks of masses

6 k g

and

4 k g

connected by a rope of mass

2 k g

are resting on a frictionless floor as shown in the figure. If a constant force

60 N

is applied to the

6 k g

block, find the tension in the rope at points

A, B

and

C

B

is at the mid-point and points

A

and

C

are at the ends. Assume that the mass of the rope is uniformly distributed along its length.

Q. A dynamometer is attached to two blocks of masses

6 k g

and

4 k g

. Forces of

20 N

and

10 N

are applied on the blocks as shown in figure. Find the dynamometer readingin the steady state.

Q. Two blocks of mass

4 k g

and

2 k g

are placed side by side on a smooth horizontal surface as shown in the figure. A horizontal force of

20 N

is applied on

4 k g

block. Find the acceleration of each block.

A force of 100 N is applied on a block of mass 3kg as shown below. The coefficient of friction between wall and the block is $\frac{1}{4}$ . The friction force acting on the block is

Q. Two blocks of mass

5 k g

and

3 k g

are tied with a heavy rope of mass

2 k g

. An external force of

200 N

is applied on

5 k g

block and the whole system accelerates upwards. Find the tension at the midpoint of the rope?
(Take

g = 10 m / s^{2}

)

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Two blocks of masses 6 kg and 4 kg connected by a rope of mass 2 kg are resting on frictionless floor as shown. If a constant force of 60 N is applied to 6 kg block, find the acceleration of the system and tension in the rope at front end A, mid point B and tail end C.

The correct option is B 30N,25 N,20 N

Two blocks of masses $6 k g$ and $4 k g$ connected by a rope of mass $2 k g$ are resting on frictionless floor as shown. If a constant force of $60 N$ is applied to $6 k g$ block, find the acceleration of the system and tension in the rope at front end $A$ , mid point $B$ and tail end $C$ .

The correct option is B $30 N, 25 N, 20 N$