Home
Class 11
PHYSICS
Block A of mass 35kg is resting on a fri...

Block A of mass 35kg is resting on a frictionless floor. Another block B of mass 7kg is resting on it as shown in the figure. The coefficient of friction between the blocks is 0.5 while kinetic friction is 0.4.` (g = 10ms^(-2))`

In the above question what will be the acceleration of the system?

A

72 N

B

42 N

C

35 N

D

60 N

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • FRICTION

    AAKASH SERIES|Exercise LECTURE SHEET EXERCISE- IV (INTEGER TYPE QUESTIONS)|1 Videos

  • FRICTION

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE-I) (LEVEL-I) (STRAIGHT OBJECTIVE TYPE QUESTIONS)|12 Videos

  • FRICTION

    AAKASH SERIES|Exercise LECTURE SHEET EXERCISE- IV (STRAIGHT OBJECTIVE TYPE QUESTIONS)|6 Videos

  • FLUID MECHANICS

    AAKASH SERIES|Exercise Questions for Descriptive Answers|14 Videos

  • GAUSS.S LAW

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - II)|12 Videos

Similar Questions

Explore conceptually related problems

A block B of mass 5kg is placed on a slab A of mass 20kg which lies on a frictionless surface as shown in the figure. The coefficient of static friction between the block and the slab is 0.4 and that of kinetic friction is 0.2. If a force F = 25N acts on B, the acceleration of the slab will be:

A block of mass 5kg is lying on a rough horizontal surface. The coefficient of static and kinetic friction are 0.3 and 0.1 and g= 10 ms^(-2) The frictional force on the block is