Jeff is a landscaping contractor and lifts a rock weighing 600 pounds by wedging a board under the rock. Jeff weighs 150 pounds

Question

3 years ago

5

and puts all of his weight on the lever. How much mechanical advantage did the lever provide to Jeff in lifting the rock?

2 answers:

joja [24] · Answer 1 · 2022-02-07T13:10:30+03:00

joja [24]3 years ago

7 0

The mechanical advantage is 4

Lera25 [3.4K] · Answer 2 · 2022-02-07T14:46:35+03:00

6 0

Answer: C) 4

Explanation: The mechanical advantage of the lever would be 4. To solve you would divide the resistance force by the effort force or

600 lbs.

150 lbs.

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