Jawapan Buku Teks Fizik Tingkatan 4 Kssm Aktiviti 13 Work Work Site

Then, calculate the efficiency:

A 2 kg car is moving at a velocity of 4 m/s. Calculate its kinetic energy. Then, calculate the efficiency: A 2 kg car

W = F × s = 50 N × 2 m = 100 J

Then, calculate the efficiency:

Solution: