Multiple Choice
A particle accelerates uniformly from a speed of 30 cm/s to 40 cm/s in 5 s and thereafter moves at a constant speed of 40 cm/s for an additional 3 s.The average speed over this total time interval is
A) 35 cm/s
B) 27 cm/s
C) 0.45 cm/s
D) 37 cm/s
E) 73 cm/s
Correct Answer:
Verified
Correct Answer:
Verified
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