Question

2. How much work does it take to accelerate a 6.6 kg object from rest to 22 m/s?
O a) 73 J
b) 960 J
c) 1600J
d) 3200 J
e) 0.30 J

Answer 1

Answer:

c) 1600 J

Explanation:

Work = change in energy

W = ½ mv²

W = ½ (6.6 kg) (22 m/s)²

W = 1600 J