A Rope Is Held from One End in Such a Way

question 88

Multiple Choice

A rope is held from one end in such a way that the lower end just touches a table. The rope is then lowered onto the table with constant velocity. The force that is needed to hold the upper end of the rope is

• A) equal to the weight of the portion of the rope that is not on the table.
• B) greater than the weight of the portion of the rope that is not on the table.
• C) less than the weight of the portion of the rope that is not on the table but not zero N.
• D) zero N.
• E) Cannot be determined without additional information.

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