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Classical Mechanics

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Static Equilibrium

CLMECH-PEAYEZ

Jeff needs to weigh himself before a wrestling match but the bathroom scale that he normally uses is broken. He has two heavy duty kitchen scales, but each has a maximum weight limit of 100 lbs.

Which of the following procedures will give Jeff’s correct weight?

A

Standing with one foot on each scale, Jeff adds the output of each scale together.

B

Placing one scale on top of the other Jeff stands on the scales and then adds the outputs together.

C

Standing with one foot on each scale, Jeff averages the output of the scales.

D

Standing with one foot on each scale, Jeff takes the square root of the product of the two scale values.