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You are shown a photo of a car driven on...

You are shown a photo of a car driven on a vertical-inside wall of a huge cylinder of radius `50 m`. The coefficient of static friction between the car tires and the cylinder is `mu_(s)=0.8 .` The minimum speed (in `m / s` ) at which the car can be driven like that is `5 x`. Find `x`.
'(##CEN_KSR_PHY_JEE_C07_021_Q12##)'

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5
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Knowledge Check

  • the coefficient of friction between the rubber tyres and the roadway is 0.25 . Find the maximum speed with which a car can be driven round a curve of radius 20 m without skidding

    A
    `7 m//s`
    B
    `8 m//s`
    C
    `9 m//s`
    D
    `10 m//s`

  • The coefficient of friction between the tyres and the road is 0.25. The maximum speed with which a car can be driven round a curve of radius 40 m without skidding is (Take g = 10 ms^(-2) )

    A
    `40 ms^(-1)`
    B
    `20 ms^(-1)`
    C
    `15 ms^(-1)`
    D
    `10 ms^(-1)`

  • The coefficient of friction between the tyres and the road is 0.25. The maximum speed with which a car can be driven round a curve of radius 40 m without skidding is (assume g = 10 ms^(-2) )

    A
    `40 ms^(-1)`
    B
    `20ms^(-1)`
    C
    `15 ms^(-1)`
    D
    `10 ms^(-1)`

    • Similar Questions

    Explore conceptually related problems

    The maximum speed of a car which can be safely driven along a curve of radius 10 m , If the coefficient of friction between the tyres and the road is 0.5, is (g=9.8 m//s^(2))

    What will be maximum speed of a car on a curved road of radius 30 m , If the coefficient of friction between the tyres and the road is 0.4? (g=9.8 m//s^(2))

    What is the maximum speed with which a car safely turn a around a curved horizontal road of radius 50 m ? [The coefficient of friction between the tyres and the surface of the road is 0.4 ]

    A car is taking a turn of radius 400 m on a horizontal circle . Coefficient of friction between the ground and tyres of car is 0.2 . Find the maximum speed with a safe turn can be taken

    What will be the 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? (Take g=9.8m//s^(2) )

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