A lift is moving upwards with a uniform velocity $v$ in which a block of mass $m$ is lying. The frictional force offered by the block, when coefficient of friction is $μ = 0.5$ , will be

Zero

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

\frac{m g}{2}

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

m g

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

2 m g

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

Open in App

Solution

The correct option is A Zero
There is no force parallel to the plane , and static friction occurs when we try to apply some force on the body to displace it and friction opposes the relative motion .Here there is no driving force so frictional force is zero.

Suggest Corrections

Similar questions

A block of mass m is lying a horizontal surface of coefficient of friction $μ$ . A force F is applied to the block at an angle $θ$ with the horizontal. The block will move with a minimum force F if

Q. A block of mass

m

is kept on an inclined plane of a lift moving down with acceleration of

2 {m/s}^{2}

. What should be the coefficient of friction for the block to move down with constant velocity relative to lift?

Q. A block of mass

m

is lying on an inclined plane. The coefficient of friction between the plane and the block is

μ

. The force

(F_{1})

required to move the block up the inclined plane will be :

Q. A block of mass

M

is placed on a rough floor of a lift. The coefficient of friction between the block and the floor is

μ

. When the lift falls freely, the block is pulled horizontally on the floor. What will be the force of friction?

Q. A block of mass m is resting on the floor of a lift. the coefficient of friction between the block and the floor is

μ

. When the lift is falling freely, the limiting frictional force between block and surface is

Join BYJU'S Learning Program

A lift is moving upwards with a uniform velocity v in which a block of mass m is lying. The frictional force offered by the block, when coefficient of friction is μ=0.5, will be

The correct option is A ZeroThere is no force parallel to the plane , and static friction occurs when we try to apply some force on the body to displace it and friction opposes the relative motion .Here there is no driving force so frictional force is zero.

A lift is moving upwards with a uniform velocity $v$ in which a block of mass $m$ is lying. The frictional force offered by the block, when coefficient of friction is $μ = 0.5$ , will be

The correct option is A Zero
There is no force parallel to the plane , and static friction occurs when we try to apply some force on the body to displace it and friction opposes the relative motion .Here there is no driving force so frictional force is zero.