A mover’s dolly is used to deliver a refriger-
ator up a ramp into a house. The refrigerator
has a mass of 106 kg . The ramp is 1.6 m long
and rises 0.192 m. The mover pulls the dolly
with constant velocity and with a steady force
of 497 N up the ramp. The dolly and ramp
constitute a machine.
The acceleration of gravity is 9.8 m/s2 .
What work does the mover do?
Recently Asked Questions
- Round Tree Manor is a hotel that provides two types of rooms with three rental classes: Super Saver, Deluxe, and Business. The profit per night for each type
- Problem 6-10 Oriole Inc. owns and operates a number of hardware stores in the New England region. Recently, the company has decided to locate another store in
- How does the power of the brand affect your purchase decisions?Illustrate the brand equity of common products by asking students how much they would pay for a