Passage Question
A Particle Moves On A Cirular Path Of Radius 7m With Constant Speed 7ms-1
Question No.1: The Magnitude Of Average Velocity During Revolution Through Quarter Circle
Question No.2: The Magnitude Od Acceralation Of The Particle Is?
Question No.3: The Magnitude Average Acceralation in m/s2
during travelling quarter cycle?
Answers
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Answer:
10m/s2.
Explanation:
When the particle completes half revolution change in velocity
Δv=[5−(−5)]m/s=10m/s
Time taken to complete the half revolution is
t=vπr=5π×5=πs
Thus, average acceleration =tΔv=π10m/s2.
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