A car moving along a straight highway with a speed of `126 km h^-1` is brought to a stop within a distance of 200 m. What is the retardation of the car (assumed uniform), and how long does it take for the car to stop?

A car moving with a speed of 126 kmh^-1 is brought to stop within a distance of 200 m. What is its retardation and how long it takes for the car to stop ?

Two cars are moving in the same direction with the same speed ( = 30km/hr ). They are separated by a distance of 5 km. What is the speed of a car moving in the opposite direction if it met these cars at an interval of 4 minutes?

A police van moving on a highway with a speed of 30 km h_ 1 fires a bullet at a thief’s car speeding away in the same direction with a speed of 192 km h^-1 . If the muzzle speed of the bullet is 150 m s^1 with what speed does the bullet hit the thief’s car ? (Note: Obtain that speed which is relevant for damaging the thief’s car).

A police van moving on a highway with speed 30 kmh^-1 fires a bullet at a theif's car speeding away in the same direction with a spped of 190 kmh^-1 . If the muzzle spped of the bullet is 360kmh^-1 , with what speed does the bullet hit the thief's car?

A car is moving at a velocity 72 km/h. Brakes were applied. After moving a distance 200 m the car attains velocity 36 km/h. Find (i) acceleration of the car

A police van moving on a highway with speed 30 kmh^-1 fires a bullet at a theif's car speeding away in the same direction with a spped of 192 kmh^-1 . If the muzzle spped of the bullet is 150ms^-1 , at what speed does the bullet hit the thief's car?

The driver of a car moving with a velocity 60 km per hours observes ahead a child at a distance of 101m. He immediately applies brake and the car stops just 1m before the child. Find the time required to stop the car.

Two trains A and B of length 400 m each are moving on two parallel tracks with a uniform speed of 72 km h^-1 in the same direction, with A ahead of B. The driver of B decides to overtake A and accelerates by 1 m//s^-2 . If after 50 s, the guard of B just brushes past the driver of A, what was the original distance between them?

A car is travelling at a speed of 90 km/h. Brakes are applied so as to produce a uniform acceleration of – 0.5 m/s2. Find how far the car will go before it is brought to rest?

A car moves along a straight path. It covers the first half length of the path at a rate 60 km/hr. and the second half length at a rate 40 km/hr. The average speed of the car is