Asked by Anonymous
7. A cyclist is travelling with a speed of 12.0 m/s when she applies the brakes. After slowing for 3.0 s, her speed has been reduced to 4.0 m/s.
(a) What distance does she travel during this time?
(b) What is her acceleration?
(c) If she continues braking, how much longer will it take her to stop?
(d) If she continues to travel with her new speed, how far will she travel during the next 3.0 s?
(a) What distance does she travel during this time?
(b) What is her acceleration?
(c) If she continues braking, how much longer will it take her to stop?
(d) If she continues to travel with her new speed, how far will she travel during the next 3.0 s?
Answers
Answered by
bobpursley
avg speed= 8m/s distance=avgspeed*3sec
b. a=change speed/time
c. time=4.0/a
d. distnace=4m/s * 3 sec
b. a=change speed/time
c. time=4.0/a
d. distnace=4m/s * 3 sec
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