waec model questions vol1 2024 physics
Objective • Question 19
Question 19
WAEC_MODEL_QUESTIONS_VOL1
•
2024
A car of mass 1200 kg accelerates from rest to a speed of 25 m/s in 10 seconds. Calculate the work done on the car during this acceleration. Also, determine the power developed by the car's engine during this time.
Answer Options
Correct Answer
A.
375000 J, 37500 W
B.
450000 J, 45000 W
C.
300000 J, 30000 W
D.
375000 J, 25000 W
Correct Answer
A
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