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NEET 2020

NEET 2020 Physics question on Rotational Motion

Find the torque about the origin when a force of 3j^3\hat{j} N acts on a particle whose position vector is 2k^2\hat{k} m.
  1. A.
    6j^6\hat{j} Nm
  2. B.
    −6i^-6\hat{i} Nm
  3. C.
    6k^6\hat{k} Nm
  4. D.
    6i^6\hat{i} Nm
Show answer

Correct option: B

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