Physics, 06.11.2020 23:30 Kira4585

7. A force of 11 N is applied to the handle of a screwdriver being used to pry off the lid of a paint can. As the input force moves through a distance 0.3 m, the screwdriver does 3 J of work on the lid.

What is the efficiency of the screwdriver?

27%

91%

9.1%

11%

Answers: 2

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7. A force of 11 N is applied to the handle of a screwdriver being used to pry off the lid of a pai...