a car moves with a speef of 5m/s and comes to rest after10s. caliculate initial velocity
raghavva:
can l repeat quesn
an object moving with a speed of 5m/s comes to rest in 10s after the brakes are applied then what is the initial velocity.
thank u sir. ineed u r help cont. once again thank u good night
ok sir good night
Answers
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Hey
Initial velocity (u) = 5 m/s
Final velocity (v) = 0 m/s
time (t) = 10 sec
Acceleration = ?
We apply 1st equation of motion :
v = u + at
0 = 5 + a (10)
-5 = a(10)
a = -1/2 m/s² Answer.
Hope it helps #))
Initial velocity (u) = 5 m/s
Final velocity (v) = 0 m/s
time (t) = 10 sec
Acceleration = ?
We apply 1st equation of motion :
v = u + at
0 = 5 + a (10)
-5 = a(10)
a = -1/2 m/s² Answer.
Hope it helps #))
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