A car moving along a straight road with speed of
144 km h, is brought to a stop within a distance of
200 m. How long does it take for the car to stop ?
(a) 5s (b) 10s (c) 15 s (d) 20 s
Answers
Answered by
2
Answer:U=144km/h=35m/s
V=0
S=200
Acceleration= V^2-U^2/ 2S
= 0^2 - 35^2/ 2×200
= -1225/400
= - 3.0625
Now, time = V-U/A
= -35/-3.0625
= 10 sec ( approximately)
Explanation:
Answered by
0
Explanation:
Speed = 144*5/18 = 40
Speed = distance / time
Time = Distance / Speed
Time = 200/40
Time = 5s (a)
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