What is the net force?
2 answers:
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Answer:
42.11 sec
Explanation:
In first part : The truck start from the rest that is u = 0 m/sec
Acceleration is given as
It reaches to a velocity of 22 m/sec so v=22 m/sec
Now according to first law of motion
In second part : The truck maintain a constant speed for 22 sec
In third part : The truck takes an additional 4.4 sec for stopping
So total time in which the truck is in motion =15.71+22+4.4=42.11 sec