Home
Class 12
PHYSICS
The ratio of acceleration of blocks A pl...


The ratio of acceleration of blocks A placed on smooth incline with block B placed on rough incline is `2 : 1`. The coefficient of kinetic friction between block B and incline is :-

A

0.5

B

0.75

C

0.57

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • RACE

    ALLEN |Exercise Basic Maths (WORK POWER & ENERGY)|33 Videos

  • RACE

    ALLEN |Exercise Basic Maths (CIRCULAR MOTION)|16 Videos

  • RACE

    ALLEN |Exercise Basic Maths (NEWTONS LAWS OF MOTION)|49 Videos

  • NEWTONS LAWS OF MOTION

    ALLEN |Exercise EXERCISE-III|28 Videos

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

Acceleration of block A varies with time as shown in figure the value of coefficient of kinetic friction between block A and B is

Block of mass 10 kg is moving on inclined plane with constant velocity 10 m/s. The coedfficient of kinetic friction between incline plane and block is :-

A given object takes n times as much time to slide down a 45^(@) rough incline as it takes to slide down a perfectly smooth 45^(@) incline. The coefficeint of kinetic friction between the object and the incline is given by:

A block of mass 1 kg is pushed up a surface inclined to horizontal at an angle of 30^(@) by a force of 10 N parallel to the inclined surface (figure) . The coefficient of friction between block and the incline is 0.1 .If the block is pushed up by 10 m along teh inclined calculate (a) work done against gravity (b) work done against force of friction (c ) increases in potential energy (d) increases in kinetic energy (e) work done by applied force

A 1 kg block situated on a rough incline is connected to a spring constant 100 Nm^(-1) as shown in figure . The block is released from rest with the spring in the unstretched position . The block moves 10 cm down the incline before coming to rest . Find the coefficient of friction between the block and the incline .Assume that the spring has a negligible mass and the pulley is frictionless.

A block is released from rest from point on a rough inclined place of inclination 37^(@). The coefficient of friction is 0.5.

On an inclined plane making an angle theta with the horizontal plane, a solid cylinder of mass m_(1) is connected to a block of mass m_(2) by means of a light chord which is parallel to incline plane . The coefficient of friction between block and incline and between cylinder and incline is equal to mu . the system is held at rest & then released . If cylinder & block move together and cylinder perform pure rolling & tension in string is non zero then Minimum value of mu for which cylinder will not slip ?

On an inclined plane making an angle theta with the horizontal plane, a solid cylinder of mass m_(1) is connected to a block of mass m_(2) by means of a light chord which is parallel to incline plane . The coefficient of friction between block and incline and between cylinder and incline is equal to mu . the system is held at rest & then released . If cylinder & block move together and cylinder perform pure rolling & tension in string is non zero then Acceleration of block will be :

A block of mass m=2kg is resting on a rough inclined plane of inclination plane of inclination 30^(@) as shown in figure. The coefficient of friction between the block and the plane is mu=0.5 . What minimum force F should be applied perpendicular to the plane on the block, so that blocks does not slip on the plane? (g=10m//s^(2))

Two blocks of masses 2kg and M are at rest on an inclined plane and are separated by a distance of 6.0m as shown. The coefficient of friction between each block and the inclined plane is 0.25 . The 2kg block is given a velocity of 10.0m//s up the inclined plane. It collides with M, comes back and has a velocity of 1.0m//s when it reaches its initial position. The other block M after the collision moves 0.5m up and comes to rest. Calculate the coefficient of restitution between the blocks and the mass of the block M. [Take sintheta=tantheta=0.05 and g=10m//s^2 ]