Ans. 0.42 ms
4.A truck moves with velocity 36 km/hr and gains its speed to 72 km/hr in 5 seconds. Find the acceleration of the
truck
Ans. 2 ms
-2
A train has to move 120 km distance by covering 40 km with a speed of 20 km/hr. What should be the speed for
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36 kilometre per hour first converted into metre per second that will be e 10 metre per second square now convert 72 kilometre per hour into metre per second square that will be 20 metre per second square now we will use the formula b minus you are pointing 20 - 10 /5=2 m/s 2
Step-by-step explanation:
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