A clerk can lift containers a vertical distance of 1 meter or can roll – McqOptions

MCQOPTIONS

1.	A clerk can lift containers a vertical distance of 1 meter or can roll them up a 2 meter-long ramp to the same elevation. With the ramp, the applied force required is about ?
A.	half as much
B.	twice as much
C.	the same.
D.	None of these
Answer» B. twice as much

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