Which action involving a pulley system requires the least amount of force?
A B C D
using several pulleys together instead of a single pulley using a fixed pulley instead of a moveable pulley pulling a long rope instead of a short rope pulling a rope up instead of down
Question: Which action involving a pulley system requires the least amount of force?
(A) using several pulleys together instead of a single pulley
(B) using a fixed pulley instead of a moveable pulley
(C) pulling a long rope instead of a short rope
(D) pulling a rope up instead of down

Answer: (A) using several pulleys together instead of a single pulley
Answer: (D) pulling a rope up instead of down
Question: Which action involving a pulley system requires the least amount of force?
(A) using several pulleys together instead of a single pulley
(B) using a fixed pulley instead of a moveable pulley
(C) pulling a long rope instead of a short rope
(D) pulling a rope up instead of down
Answer: (A) using several pulleys together instead of a single pulley