MyQuestionIcon

8

You visited us 8 times! Enjoying our articles? Unlock Full Access!

Static Friction

A block of ma...

Question

A block of mass M is being pulled along rough horizontal surface. The coefficient of friction between the block and the surface is $μ$ . If another block of mass M/2 is placed on the block and it is again pulled on the surface, the coefficient of friction between the block and the surface will be

A

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

2

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A

Coefficient of friction is independent of the normal reaction. Hence, it will remain same.

Suggest Corrections

thumbs-up

2

Similar questions

Q. A block of mass M is being pulled along rough horizontal surface. The coefficient of friction between the block and the surface is

μ

. If another block of mass M/2 is placed on the block and it is again pulled on the surface, the coefficient of friction between the block and the surface will be

Q. A block of mass

m

is pulled by a constant power

P

placed on a rough horizontal plane. The friction coefficient between the block and surface is

μ .

Find the maximum velocity of the block.

Q. A cubical block of mass m rests on a rough horizontal surface,

μ

is the coefficient of static friction between the block and the surface. A force mg acting on the cube at an angle

θ

with vertical side of the cube pulls the block. If the block is to be pulled along the surface then the value cot (

θ / 2

Q. A block of mass

M

is at rest on a rough horizontal surface. The coefficient of friction between the block and the surface is

μ

F = M g

acting at an angle

θ

with the vertical side of the block pulls it. In which of the following cases, the block can be pulled along the surface?

Q. A block of mass

m

rests on a rough horizontal surface as shown in the figure. Coefficient of friction between the block and the surface is

μ

F = m g

acting at angle

θ

with the vertical side of the block pulls it. In which of the following cases can the block be pulled along the surface?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Rubbing It In: The Basics of Friction

PHYSICS

Watch in App

explore_more_icon

Explore more

Static Friction

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon