a lever has MA of 30 and VR 3.5 ,if the effort 3.5N. Calculate...

What Is lever.

When using a lever, what are you changing about the force? *

a certain lever system is only 30 efficient. what could make it more efficient

A certain lever system is only 30% efficient. What could make it more efficient? (1 point) Responses...

A lever is being used to try to lift a heavy object, but it is not working. Which of these actions...

A certain lever system is only 30% efficient. What could make it more efficient? (1 point) Response...

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