5.72*10^3 * 3.11 * 10^3 = 17.8 * 10^6
= 1.78 * 10^7 Joules
A tugboat pulls a ship with a constant net
horizontal force of 5.72 × 103 N and causes
the ship to move through a harbor.
How much work does the tugboat do on the
ship if each moves a distance of 3.11 km ?
Answer in units of J.
1 answer