(4) A car starting from rest acquires a speed of
20 m/s in covering a distance of 100 m.
Calculate the acceleration of the car.
Ans. 2 m/s2
(5) A train starting from a railway station attains
a speed of 40 km/hr in 10 min. Find its
acceleration.
Ans. 0.018 m/s2
(6) A car acquires a velocity of 72 km/hr in
10 seconds starting from rest. Find the
acceleration, average velocity and distance
travelled in this time.
Ans. 2 m/s2 , 10 m/s, 100 m
(7) A car starts from rest and moves with a
uniform acceleration of 2 m/s2. How much
time will it take to cover the distance of 49 m?
Ans. 7s
Anybody know how to solve it
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