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JEE PYQ: Rotational Motion Question 5

Question 5 - 2021 (17 Mar Shift 1)

A triangular plate is shown. A force $\vec{F} = 4\hat{i} - 3\hat{j}$ is applied at point P. The torque at point P with respect to point ‘O’ and ‘Q’ are:

Equilateral triangle with vertices at O (origin), Q (10 cm along x-axis), and P (apex). Side = 10 cm, angles = 60$°$

(1) $-15 - 20\sqrt{3},; 15 - 20\sqrt{3}$

(2) $15 + 20\sqrt{3},; 15 - 20\sqrt{3}$

(3) $15 - 20\sqrt{3},; 15 + 20\sqrt{3}$

(4) $-15 + 20\sqrt{3},; 15 + 20\sqrt{3}$

Show Answer

Answer: (1)


Learning Progress: Step 5 of 70 in this series