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AP EAMCET2015PhysicsRotational Motion

A particle of mass m=5 units is moving with uniform speed v=3 2 units in the X Y -plane along the line Y=X+4 . The magnitude of the angular momentum about origin is

Options

  1. Azero
  2. B60 units
  3. C7.5 units
  4. D40 units

Correct answer

B. 60 units

Step-by-step solution

aligned & L = mV r & =5 3 4=60 units aligned

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