Flip to match machine and advantage

Exercise and reference answers

Matching pairs

1. A

   Ordinary pulley

   B

   MA is 1

2. A

   Two-cable pulley

   B

   MA is about 2

3. A

   Three-cable pulley

   B

   MA is about 3

4. A

   Four-cable pulley

   B

   MA is about 4

5. A

   Wheelbarrow 1.02 m

   B

   MA is 13.6

6. A

   Car axle to wheel

   B

   MA is 0.083

Instructions

Flip two cards to pair each machine with its mechanical advantage.

Explanation