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

Byju's Answer

Standard XII

Physics

Friction and Vertical Circular Motion Problems

An object of ...

Question

An object of mass m beings to move on the plane inclined at an angle $θ$ . The coefficient of static friction of inclined surface is $μ_{s}$ . The maximum static friction experienced by the mass is,

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

μ_{s}

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

μ_{s} m g s i n θ

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

μ_{s} m g c o s θ

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

Open in App

Solution

The correct option is B $μ_{s} m g c o s θ$
Static friction = $μ_{s} N$
= $μ_{s} m g c o s θ$
As normal force due to inclined is $m g c o s θ$

Suggest Corrections

Similar questions

Q. An object of mass m rests on a plane inclined at an angle of

θ

. What is the maximum value for the coefficient of static friction at which the object will slide down the incline?

The coefficient of static friction between a block of mass m and an incline is $μ_{s}$ = 0.3. What can be the maximum angle θ of the incline with the horizontal so that the block does not slip on the plane? (Also called angle of repose)

Q. An insect is moving upwards on an inclined plane of inclination

θ

. Between the inclined plane and the insect, coefficients of static and kinetic friction are

μ_{s}

and

μ_{k}

respectively

(μ_{s} > μ_{k}) .

With what maximum acceleration can the insect move?

Q. Read the following two statements and then identify the correct choice of the given answers.
A : The frictional force acting on a body of mass m which is at rest on a horizontal surface of coefficient of static friction

^{'} μ_{s}^{'}

μ_{s} m g

in the absence of external force.
B : The frictional force acting on a body of mass m which is at rest on a rough inclined surface of angle of inclination

θ

is mg sin

θ

Q. The coefficient of static friction between a block of mass

m

and an incline is

μ_{s} = 0.3

.
(a) What can be the maximum angle

θ

of the incline with the horizontal so that the block does not slip on the plane?
(b) if the inclined makes an angle

θ / 2

with the horizontal, find the frictional force on the block.

Join BYJU'S Learning Program

An object of mass m beings to move on the plane inclined at an angle θ. The coefficient of static friction of inclined surface is μs. The maximum static friction experienced by the mass is,

The correct option is B μsmgcosθStatic friction =μsN =μsmgcosθAs normal force due to inclined is mgcosθ

An object of mass m beings to move on the plane inclined at an angle $θ$ . The coefficient of static friction of inclined surface is $μ_{s}$ . The maximum static friction experienced by the mass is,

The correct option is B $μ_{s} m g c o s θ$
Static friction = $μ_{s} N$
= $μ_{s} m g c o s θ$
As normal force due to inclined is $m g c o s θ$