Home
Class 12
PHYSICS
A block 'P' of mass 5kg is placed on a...

A block 'P' of mass 5kg is placed on a block 'Q' of mass 10kg which is placed on a smooth surface and both blocks are connected with a light string which is passing over an ideal pulley as shown as in figure.Force of magnitude 10N is applied on the block and coefficient of friction between the blocks in `0.4`.The tension in the string will be

A

`20` N

B

`5` N

C

`15` N

D

`10` N

Text Solution

Verified by Experts

Doubtnut Promotions Banner Mobile Dark
|

Similar Questions

Explore conceptually related problems

A block A of mass 2 kg is placed over smooth block B of mass 4 kg which is placed over a smooth horizontal floor The coefficient of friction between A and B is 0.4 when a horizontal forces of magnitude 10 N is applied on A the acceleration of block of A and B are

A block of mass 5kg is hung with the help of light string which is passing over an ideal pulley as shown as in figure.The force is exerted by the clamp on the pulley will be (g= 10 m/s^2)

Knowledge Check

  • Two blocks of masses of 40 kg and 30 kg are connected by a weightless string passing over a frictionless pulley as shown in the figure.

    A
    `0.7"ms"^(-2)`
    B
    `0.8"ms"^(-2)`
    C
    `0.6"ms"^(-2)`
    D
    `0.5"ms"^(-2)`

    • Similar Questions

    Explore conceptually related problems

    Two unequal masses of 1kg and 2kg are connected by an inextensible light string passing over a smooth pulley as shown in figure. A force F = 20N is applied on 1kg block find the acceleration of either block (g = 10m//s^(2)) .

    Two blocks of masses 5 kg and 4 kg are connected with ideal string which is passing over an ideal pulley as shown in figure. If the system is released from rest then the magnitude of acceleration of the blocks will be (Take g = 10 ms^-2 and sqrt3 = 1.7 )

    Two blocks of equal masses are connected by an ideal string passing over an ideal pulley as shown in the figure All the surfaces in contact with blocks are rough having coefficient of kinetic friction mu between them. If the blocks slide with constant velocity, find the value of mu

    Two blocks of masses 10 kg and 9 kg are connected with light string which is passing over an ideal pulley as shown in figure. If system is released from rest then the acceleration of 9 kg block at the given instant is about (Assume all the surfaces are smooth and g = 10 m/s^2 )

    A small block of mass 'm' is placed on a plank of mass 'M'. The block is connected to plank with the help of a light string passing over a light smooth pulley as shown in figure. The co-efficient of static friction between the block and plank is mu . The co-efficient of friction between the plank and the horizontal surface is zero. What maximum horizontal force F applied on the block of mass m can make the block and plank not to slide relatively?

    A block of mass m_(1)=2 kg is kept on a smooth horizontal table. Another block of mass m_(2)=1 kg is connected to m_(1) by a light inextensible string passing over a smooth pulley as shown in the figure. If the blocks are released, what will be the (a) acceleration of each block (b) tension in the string?

    Two blocks A & B are connected by a light inextensible string passing over a fixed smooth pulley as shown in the figure. The coefficient of friction between the block A and the horizontal table is mu=0.2 . If the block A is just to slip, find the ratio of the masses of the blocks.

    Home
    Profile