A particle is suspended from a string of length R. It is given a velocity \( u=3 \sqrt{\mathrm{g...

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A particle is suspended from a string of length
R. It is given a velocity \( u=3 \sqrt{\mathrm{gR}} \) at the lowest
\( \mathrm{P} \) point.

W
Column I
Column II
(A) Velocity at B
(P) \( 7 \mathrm{mg} \)
(B) Velocity at C
(Q) \( \sqrt{5 g R} \)
(C) Tension in string at \( \mathrm{B}(\mathrm{R}) \sqrt{7 \mathrm{gR}} \)
(D) Tension in string at C (S) \( 4 \mathrm{mg} \)
(1) A-R; B-Q; C-P; D-S
(2) A-Q; B-R; C-S; D-P
(3) A-R; B-P; C-Q; D-S
(4) A-P; B-S; C-R; D-Q
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