Question

A Lamborghini Aventador engine reaches its top speed from rest in 3 seconds. The engine performs 1,545,000 Joules of work in that time. How much power does the engine have in that time?

Answer 1

W = 1.545E6 J total work

P = W / t = 1.545E6 J / 3 sec = 5.15E5 J/sec = 515,000 J/sec (Watts)

Using definition of power