A car is moving with a velocity 20 m/s .the brakes are applied to related it at a rate of 2 m/s .what will be the velocity after 5 s of applying the brakes?
Answers
Answered by
1
Answer:
18m/sec
Explanation:
because 20m/sec - 18m/sec
=2m/sec
Answered by
14
Answer:
10m/s will be the velocity after 5s
Explanation:
initial velocity=20m/s
acceleration = -2m/s^2
t = 5s
applying the equation
v = u + at, we get (here, v = u - at)
v = 20 - 2×5 = 10
therefore velocity of the vehicle after 5 seconds would be 10m/s
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