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PhysicsNLMFrictionMedium2 minQB

PhysicsMediumsingle choice

Neglecting friction and mass of pulley, two masses $6$ kg and $4$ kg hang on the two sides of a fixed pulley. The acceleration of the $4$ kg mass is:

Answer:

Solution:

$a = \frac{6 - 4}{6 + 4} g = \frac{2}{10} g = \frac{g}{5},$
the 4 kg mass moving up.
Option A.

Subject:PhysicsTopic:NLMSubtopic:Friction

⏱ 2mℹ️ Source: QB

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