3011
Physics Work,Power & Energy Level: High School
A 1000-kg car accelerates uniformly from rest to a speed of 30 m/s in the first 10 s (frictionless road) . Finda) the work done on the car in this time .
b) the average power delivered by the engine in the first 10 s .
c) the instantaneous power delivered by the engine at t = 2 s .