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1. |
Two particles of masses 21 gm and 28 gm are connected by a light inextensible string which passes over a fixed smooth pulley. The tension in the string in the ensuing motion will be |
A. | 7 gm. wt |
B. | 10 gm. wt |
C. | 12 gm. wt |
D. | 24 gm. wt |
Answer» E. | |