Home
Class 11
PHYSICS
A body of mass 8kg is in limiting equili...

A body of mass 8kg is in limiting equilibrium over an inclined plane of inclination `30^@`. If the inclination is made `60^@`, the minimum force required to prevent the body from sliding down is `(g = 10ms^(-2))`

A

80N

B

`(80)/(sqrt3) N`

C

`(40N)/(sqrt3)`

D

`40 sqrt3N`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A body of mass 100 g is sliding from an inclined plane of inclination 30^(@) . What is the frictional force experienced if mu = 1.7 ?

A solid cylinder of mass 3 kg is placed on a rough inclined plane of inclination 30^@ . If g = 10 ms^(2) , then the minimum frictional force required for it to roll without slipping down the plane is

A body of mass m is kept on an inclined plane . The force required to just move a body up the inclined plane is double the force required to just prevent the body from sliding down the plane. If the coefficient of friction is mu , what is the inclination of the plane ?

A wooden box of mass 8kg slides down an inclined plane of inclination 30^(@) to the horizontal with a constant acceleration of 0.4ms^(-2) What is the force of friction between the box and inclined plane ? (g = 10m//s^(2)) .

A wooden box of mass 8kg slides down an inclined plane of inclination 30^(@) to the horizontal with a constant acceleration of 0.4ms^(-2) What is the force of friction between the box and inclined plane ? (g = 10m//s^(2)) .

Two block of masses 2kg and 4kg are released from rest over a smooth inclined place of inclination 30^(@) as shown in figure what is the normal force between the two blocks?

A block of mass 4 kg is pulled along a smooth inclined plane of inclination 30^(@) with constant velocity 3 m/s as shown, power delivered by the force is

A block slides down on inclined plane (angle of inclination 60^(@) ) with an accelration g//2 Find the coefficient friction

A body of mass m is kept on a rough fixed inclined plane of angle of inclination theta=30^(@) . It remains stationary. Then magnitude of force acting on the body by the inclined plane is equal to :

A block of mass 10 kg is kept on a fixed rough (mu=0.8) inclined plane of angle of inclination 30^(@) . The frictional force acting on the block is