Question

What can you conclude if the distance you pull a pulley rope equals the distance a refrigerator is lifted off the floor?

Select one:
a. The force advantage of the pulley is 1.
b. It takes as much force to lift the refrigerator using a pulley as it takes if you don't use the pulley.
c. The effort force equals lifting force.
d. All of the above.​

Answer 1

answer D i just got off this question

Step-by-step explanation: