An object starts moving from the rest with uniform acceleration and travels 20 m in first 2 s. What will be its velocity after 10 s from the start and displacement of the particle in 10th second?
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An object starts moving from the rest with uniform acceleration and travels 20 m in first 2 s. What will be its velocity after 10 s from the start and displacement of the particle in 10th second?
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20metres in first two seconds.
s=(v+u/2)t
20=v/2*2
v=20 m/s
Acceleration of the body =10 m/s²
time=10 seconds.
Velocity of the body after 10 seconds of start=a×t=100 m/s
displacement of the body in 10 th second is a[n-1/2]
=10[9.5]=95 metres.
Answer:
95 meters
Explanation:
using formula s=(v+u/2)t