Question

how much work does the engine of a 1750 kg car do to accelerate the car from 15 m/s to 27 m/s

Answer 1

Explanation:

Work = change in energy

W = ΔKE

W = ½ m (v² − v₀²)

W = ½ (1750 kg) ((27 m/s)² − (15 m/s)²)

W = 441,000 J

W = 441 kJ