A Meterstick Is Supported by a Knife-Edge at the 50

question 19

Multiple Choice

A meterstick is supported by a knife-edge at the 50.0-cm mark.Doug hangs masses of 0.48 and 0.76 kg from the 10-cm and 80-cm marks,respectively.Where should Doug hang a third mass of 0.25 kg to keep the stick balanced?

• A)64.4 cm
• B)25.6 cm
• C)74.4 cm
• D)35.6 cm
• E)50 cm

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