Home
Class 12
PHYSICS
When the road is dry and the coefficient...

When the road is dry and the coefficient of friction is `mu`, the maximum speed of a car in a circular path is 10 m/s. if the road becomes wet and `mu'=(mu)/(2)`, what is the maximum speed permitted?

A

`5ms^-1`

B

`10ms^-1`

C

`10sqrt2ms^-1`

D

`5sqrt2ms^-1`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

On a dry road , the maximum permissible speed of car in a circular path is 12 ms^-1 . IF the road becomes wet, then the maximum speed is 4sqrt2ms^-1 . IF the coefficient of friction for dry road is mu , then that for the wet road is

What will be the maximum speed of a car when it is safely driven along a curved road of radius 100 m ?

What would be the maximum speed of a car on a road turn of radius 30 m, if the coefficient of fraction between the types and the road is 0.4 ?

What will be maximum speed of a car on a road turn of radius 30 m, if the coefficient of friction between the tyres and the road is 0.4 ?

The maximum speed of a particle performing linear S.H.M is 0.08 m/s .If its maximum acceleration is 0.32 m/s^2 , calculate its period

A car of mass 800 kg moves on a circular track of radius 40 m. If the coefficient of friction is 0.5, then maximum velocity with which the car can move is

The maximum speed of a particle performing linear S.H.M is 0.08 m/s .If its maximum acceleration is 0.32 m/s^2 , calculate its amplitude.

A block of mass m_(2) is placed on a horizontal table and another block of mass m_(1) is placed on top is it. An increasing horizontal force F = alpha t is exerted on the upper block but the lowwer block never moves as a result. If the coefficient of friction between the blocks is mu_(1) coefficient of friction between the blocks is mu_(1) and that between the lower block and the table is mu_(2), then what is the maximum possible value of mu_(1)//mu_(2) ?