One Method of Determining the Location of the Center of Gravity

question 29

Multiple Choice

One method of determining the location of the center of gravity of a person is to weigh the person as he/she lies on a board of negligible weight supported by two scales.In one example the height of the man is 190 cm;when he lies on the board,the left scale reads 450 N and the right scale reads 390 N.The center of gravity of the man relative to his feet on the right is

• A)135 cm.
• B)121 cm.
• C)115 cm.
• D)102 cm.
• E)98 cm.

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