Question
motor A lift a steel bar 5000N upward at a constant 2m/s. motor B lift 4000N steel bar upward at a constant 3m/s. which motor is supplying more power?
Answers
Henry
Motor A: P = 5000 * 2 = 10000 J/s.
Motor B: P = 4000 * 3 = 12000 J/s.
Motor B: P = 4000 * 3 = 12000 J/s.