A Frictionless Pulley of Negligible Mass Is Hung from the Ceiling

question 42

Multiple Choice

A frictionless pulley of negligible mass is hung from the ceiling using a rope, also of negligible mass. Two masses, m₁ and m₂ m₁ < m₂) are connected to the rope over the pulley. The masses are free to drop. The magnitude of the tension T_top is ____ the sum of the tensions T₁ and T₂.

• A) less than
• B) equal to
• C) greater than
• D) not related to
• E) dependent on T_top

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