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Physics - Circular Motion Question with Solution | TestHub

PhysicsCircular MotionDynamicsEasy2 minPYQ_2022
PhysicsEasyinteger

A curved in a level road has a radius75 m. The maximum speed of a car turning this curved road can be30 m s-1without skidding. If radius of curved road is changed to48 mand the coefficient of friction between the tyres and the road remains same, then maximum allowed speed would be _____m s-1.

Answer:
24
Solution:

The maximum speed is given as v=μgr, where, μ is coefficient of friction and r is radius of curved road.

v1v2=r1r2

30v2=7548=2516=54

v2=24 m s-1

Stream:JEESubject:PhysicsTopic:Circular MotionSubtopic:Dynamics
2mℹ️ Source: PYQ_2022

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