Home
Class 11
PHYSICS
A block weighing 5 kg is pressed against...

A block weighing 5 kg is pressed against a verticalk wall by a normal force of 150 N the coefficient of friction along being 0.5 . Find the force required to cause the block to move (a) horizontally, (b) vertically upward, (c) vertically downwards.

Text Solution

Verified by Experts

The correct Answer is:
(a) 75 N (b) 224 N (c) 26 N
Promotional Banner

Topper's Solved these Questions

  • FRICTION, WORK POWER AND ENERGY

    NN GHOSH|Exercise Exercises (B)|36 Videos

  • FRICTION, WORK POWER AND ENERGY

    NN GHOSH|Exercise Exercises (B)|36 Videos

  • FIRST LAW OF THERMODYNAMICS

    NN GHOSH|Exercise All Questions|39 Videos

  • GRAVITATION

    NN GHOSH|Exercise EXERCISE|29 Videos

Similar Questions

Explore conceptually related problems

A block of weight 5N is pushed against a vertical wall by a force 12 N. The coefficient of friction between the wall and block is 0.6. The magnitude of the force exerted by the wall on the block is

A block of weight 5 N is pushed against a vertical wall by a force 12 N . The coefficient of friction between the wall and block is 0.6 . Find the magnitude of the force exerted by the wall on the block :

A block pressed against the vertical wall is in equilibrium. The minimum coefficient of friction is:

A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N . The coefficient of friction between wall and body is 0.3. Then the frictional force is equal to

A block of mass 2 kg is kept on a rough horizontal floor an pulled with a force F. If the coefficient of friction is 0.5. then the minimum force required to move the block is :-

A duster weighs 0.5N . It is pressed against a vertical board with a horizontal force 11N If the co-efficient of friction is 0.5 the mimmum force that must be applied on the duster parallel to the board to move it upwards is .

A block weighing w is held against a vertical wall be pressing horizontally with a force F. Then, F needed to hold the block is

A block of mass 1 kg is held at rest against a rough vertical surface by pushing by a force F horizontally. The coefficient of friction is 0.5. When