Home
Class 12
PHYSICS
A circular road of radius 50 m has the a...

A circular road of radius 50 m has the angel of banking equal to `30^0`. At what speed should a vehicle go on this road so that the friction is not used?

A

25 m/s

B

17 m/s

C

6 m/s

D

11 m/s

Text Solution

Verified by Experts

The correct Answer is:
B
`V = sqrt(R g tan theta)` `= sqrt(50 xx 10 xx tan 30^(@) ~~ 17 m//s`
Promotional Banner

Similar Questions

Explore conceptually related problems

A circular road of radius 50m has the angle of banking equal to 30^(@) . At what should a vehicle go on this road so that the friction is not used?

The road at a circular turn of radius 10 m is banked by an angle of 10^0 . With what speed should a vehicle move on the turn so that the normal contact force is able to provide the necessary centripetal force?

A car is moving with speed v and is taking a turn on a circular road of radius 10 m. The angle of banking is 37^(@) . The driver wants that car does not slip on the road. The coefficient of friction is 0.4 (g = 10 m//sec^(2)) The speed of car for which no frictional force is produced is :

A circular road of radius 1000 m has banking angle 45^@ . IF the coefficient of friction is between tyre and road is 0.5, then the maximum safe speed of a car having mass 2000 kg will be

The radius of curbature of a road is 60 m. if the angle of banking is 27^(@) find the maximum speed with which a vehicle can turn safely along this curve.

A circular road of radius r is banked for a speed v=40 km/hr. A car of mass m attempts to go on the circular road. The friction coefficient between the tire and the road is negligible.

A circular road of radius 1000 m has banking angle 45^(@) . The maximum safe speed of a car having mass 2000 kg will be , if the coefficient of friction between tyre and road is 0.5

A smooth circular rod of radius r is banked for a speed v=40 km//hr . A car of mass m attempts to go on the circular road. The friction coefficient between the type and the road is negligible, The correct statements are :

A circular road of radius 1000m has hanging angle 45^(@) The maximum safe speed (in ms^(-1) of a car having a mass 2000kg will be (if the coefficient of friction between tying and road is 0.3)

A car goes on a circular horizontal road of radius 100 m. What should be the minimum coefficient of friction between the tyres and the road so that it completes the circle with velocity 10 m/s without slipping ? (Take g=10m//s^(2) )