Home
Class 12
PHYSICS
When a car crosses a convex bridge, the ...

When a car crosses a convex bridge, the bridge exerts a force on it. It is given by

A

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

B

`F=(mv^2)/r`

C

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

D

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

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Rational Dynamics

    CHETANA PUBLICATION|Exercise 49|13 Videos

  • Rational Dynamics

    CHETANA PUBLICATION|Exercise 50|11 Videos

  • Rational Dynamics

    CHETANA PUBLICATION|Exercise 47|16 Videos

  • Oscillations.

    CHETANA PUBLICATION|Exercise EXERCISE|69 Videos

  • Semiconductor

    CHETANA PUBLICATION|Exercise EXERCISE|65 Videos

Similar Questions

Explore conceptually related problems

What is a Wheatstone bridge ?

When is a Wheatstone bridge said to be balanced?

What is a slide wire bridge?

The length and cross-section of the wire of meter bridge are

Slide wire bridge or metre bridge is an application of

If the section of a bridge on a river is an arc of a circle of radius 88.2m, then the maximum speed with which a car can travel over the bridge without losing contact with the ground level will be

Why are the bridge declared unsafe after long use?

When a car is going round a circular track, the resultant of all the forces on the car in an inertial frame is

The vertical section of a road over a bridge is in the form of circle of radius 15.5 m. What will be the maximum velocity with which a car, whose centre of gravity is 0.5 m above the ground can cross the bridge without losing contact with the surface of bridge at the highest point ?

How does the normal force on a concave suspension bridge change when a vehicle is travelling on it with constant speed ?