MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Law of Conservation of Energy

A block of ma...

Question

A block of mass 10 kg is moving on a rough surface with velocity 4m/s in opposite direction of 20N force. Given coefficient of kinetic friction is (0.6 )Then find frictional force in block .

Open in App

Solution

Suggest Corrections

thumbs-up

47

Similar questions

Q. A horizontal force just sufficient to move a body of mass

4 kg

lying on a rough horizontal surface is applied on it. The coefficient of static and kinetic friction between the body and the surface are

0.8

0.6

, respectively. If the force continues to act even after the block has started moving, the acceleration of the block in

{ms}^{- 2}

(g = 10 {ms}^{- 2})

Q. A block of mass

1 k g

is pushed against a rough vertical wall with a force of

20 N

, coefficient of static friction being

\frac{1}{4} .

Another horizontal force of

10 N

is applied on the block in a direction? If no, find the frictional force exerted by the wall on the block. (g=

10 m / s^{2}

Q. A block of mass 10 kg is placed on a rough horizontal surface with static friction coefficient equal to 0.5 and kinetic friction coefficient equal to 0.3. The block given a horizontal velocity of 16 m/s towards right direction and a constant horizontal force of

F_{0} = 10 N

is applied to the left. Then choose the correct options :

(g = 10 m / s^{2})

Q. A block of mass

1 k g

is pushed against a rough vertical wall with a force of

20 N

. coefficient of static friction being

\frac{1}{4}

. Another horizontal force of

10 N

is applied on the block in a direction parallel to the wall. Will the block move? If yes, with what acceleration? If no, find the frictional force exerted by the wall on the block.

(g = 10 m / s^{2})

Q. A block of mass

10 k g

is moving on a rough surface as shown in the figure. The frictional force acting on the block is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Law of Conservation of Energy

PHYSICS

Watch in App

explore_more_icon

Explore more

Law of Conservation of Energy

Standard VII Physics

Join BYJU'S Learning Program

CrossIcon