Question:

4.Three particles each of mass m gram are situated at vertices of an equilateral triangle ABC of side 1 cm. The moment of inertia of the system about a line ABC perpendicular to AB, and in the plane of ABC in g/cm2 units will be

Options :

  • a) 3/4ml^2
  • b) 2ml^2
  • c) 5/4ml^2
  • d) 3/2ml^2

Answer :

c) 5/4ml^2

Answer Steps :

Solution :-

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