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A car when passes through a convex bridg...

A car when passes through a convex bridge exerts a force on it which is equal to

A

`F=mg +(mv^2)/(r )`

B

`F= (MV^2)/(R )`

C

`f= mg -(mv^(2))/(r )`

D

`F=mg +((mv^(2))/(r ))^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • A car when passes through a bridge exerts a force on it which is equal to

    A
    `Mg+(mv^(2))/(T)`
    B
    `(mv^(2))/(T)`
    C
    `Mg-(mv^(2))/(r)`
    D
    None of these

  • When a ray passes through a prism,

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    it goes undeviated
    B
    it remains parallel to the base
    C
    it bends towards the base
    D
    none of these

  • When current passes through a conductor,

    A
    it creates an electric firld around it, directed towards the conductor
    B
    it creates an electric field, directed away from the conductor
    C
    none of the above
    D
    All of these

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