[" 50.If a train travelling at "72km/h" is to be brought to "],[" rest in a distance of "200m" ,then its retardation "],[" should be: "],[[" (1) "20m/s^(2)," (2) "2m/s^(2)],[" (3) "10m/s^(2)," (4) "1m/s^(2)]]

If a train travelling at 72 km/h is to be brought to rest in a distance of 200m, then its retardation should be:-

If a train travelling at 72 km/h is to be brought to rest in a distance of 200m, then its retardation should be:-

If a train travelling at 72 km/h is to be brought to rest in a distance of 200m, then its retardation should be:-

If a train travelling at 72 mkh ^-1 is to be brouhgt to rest in a distance 200 m, then its retardation should be

A car travelling at 108 km/hour has its speed reduced to 36 km/hour while travelling a distance of 200m.Its retardation and the time taken are

A car travelling at 108 km/hour has its speed reduced to 36 km/hour while travelling a distance of 200m.Its retardation and the time taken are

(a) If a train traveling at 72 km//h is to be brought to rest in a distance of 200 m , find the deceleration. (b) The velocity of a bullet is reduced from 200 m//s to 100 m//s while traveling through a wooden block of thickness 10 cm . Find the retardation (assuming it ti be uniform).

A car moving along astraight highway with speed of 126kmh^(-1) is brought to a stop with in a distance of 200m what is the retardation of the car

A car travelling at a speed of 54 km/hr is brought to rest in 90 s. Find the distance travelled by the car before coming to rest.