A bus of mass 1500 kg is accelerating from to rest to a velocity of `20 " m "s^(-1) ` in 10 sec . (a) acceleration (b) gain in K.E ?

A bus of mass 1500 kg is accelerating from rest to a velocity of 2 ms^(-1) in 10 sec . What will be (a) acceleration (b) gain in K.E (c ) average power ?

A car of mass 1000kg accelerates uniformly from rest to a velocity of 54km//h in 5 seconds. Calculate (i) its acceleration (ii) its gain in KE (iii) average power of the engine during this period.

If a disc starting from rest acquires an angular velocity of 240 "rev min"^(-1) in 10 s, then its angularw acceleration will be

A car of mass 1000 kg accelerates uniformly from rest to a velocity of 15 m/s in 5 sec. The average power of the engine during this period in watts is :

A cyclist acceleration from rest to a velocity of 72 km hr^(-1) in 10sec. If the cyclist is in straight track the acceleration of the cyclist is:

A block of mass 10 kg accelerates uniformly from rest to a speed of 2 m/s in 20 sec. The average power developed in time interval of 0 to 20 sec is