Home
Class 11
PHYSICS
A motorist moves along a circular track ...

A motorist moves along a circular track at `144kmh^(-1)`. The angle he should make with the vertical if the track is 880 m long is `(g= 10ms^(-2))`

A

`45^(@)`

B

`tan^(-1)(8)/(7)`

C

`tan^(-1)(7)/(8)`

D

`tan^(-1)(16)/(7)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A cyclist goes around a circular track of circumference 410 m in 20 s. Find the angle that his cycle makes with the vertical.

A motorcyclist is moving in a circular path of radius 10m and with uniform speed 36 km h^(-1) . The angle with vertical at which motorcyclist will bend is

A block of mass M = 2 kg with a semicircular track of radius R = 1.1 m rests on a horizontal frictionless surface. A uniform cylinder of radius r = 10 cm and mass = 1.0 kg is released from rest from the top point A. the cylinder slips on the semicircular frictionless track. The speed of the block when the cylinder reaches the bottom of the track at B is (g =10ms^(-2))

A car is moving with constant speed of 10m/s on a horizontal circular path of radius 10sqrt(3m) . A bob of mass m suspended through a light string from the roof of the car. What is the angle made by the string with the vertical if the bob is stationary with respect to the car? (g = 10 m/ s^(2) )

A body moves along a circular path of radius 1m & mu = 0.4 . The maximum angular velocity in rad/sec of the body so that it does not slide is (g = 10 ms^(-2) )

A ball is suspended by a thread from the ceiling of a tram car. The brakes are applied and the speed of the car changes uniformly from 36 kmh^(-1) to zero is 5s . The angle by which the ball deviates from the vertical is (g =10ms^(-2)) .

A bullet is projected upwards from the top of a tower of height 90 m with the velocity 30 ms^(-1) making an angle 30^(@) with the horizontal. Find the time taken by it to reach the ground is (g=10 ms^(-2))

A car is moving along a circular track of radius 10sqrt(3) m with a constant speed of 36kmph. A plumb bob is suspended from the roof of the car by a light rigid rod of length Im. The angle made by the rod with the track is ( g= 10ms^(-2) )

For traffic moving at 60 km/hour along a circular track of radius 0.1 km, the correct angle of banking is

A truck has to move to a dimetrically opposite point on a circular track which surrounds a field. The speed of the truck along the track is 2v_(0) . While that in the field is v_(0) . The driver plans to move along an arc of a circle and then along a straight line as shown.