Question: Round all results to two significant digits. 1. If the IMA of a ramp is 4.0 and its AMA is 3.2, what is its efficiency?

Round all results to two significant digits.

1. If the IMA of a ramp is 4.0 and its AMA is 3.2, what is its efficiency?

2. If the AMA of a wheel-and-axle is 9.0 and its IMA is 13, what is its efficiency?

3. If the efficiency of a screw is 32% and its IMA is 4, what is its AMA

4. If the efficiency of lever is 94% and its AMA is 12, what is its IMA?

5. If the IMA of an inclined plane is 6.0 and its AMA is 4.8, what is its efficiency?


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