The car in which the minister was travelling .. With an accident ..

There cars participate in a race . The probability that any one of them has an accident is 0.1 . Find the probability that all the cars reach that finishing line without any accident .

Two cars A and B are separated by a distance of 4 km. Car A is travelling at 72 kmph and car B at 54 kmph. After what time car A meets car B if the two are (i) travelling in the same direction and (ii) travelling in opposite directions.

Explain the use of air bags in cars during accidents.

A driver of a car A travelling at 54 km//h applies the brakes and stops the car in 4 seconds. Another driver of car B travelling at 36 km//h applies the brakes and stops the car in 6 seconds. Plot speed versus time graphs for the two car. which of the cars travelled farther before stopping ?

The diameter of a wheel of a car is 63 cm. Find the distance travelled by the car during the period in which the wheel makes 1000 revolutions.

Kinetic energy of a car, having mass 1000 kg is 1,12,500 J. Driver applies brakes when an obstacle is sighted and car comes to halt after travelling 100 m distance (without meeting with an accident). Calculate frictional force.