The identical bodies A, B, and C each of mass 2kg, tied to an inextensible and massless string passing over a smooth pulley as shown in the figure. The tension in string connecting B to C will be:
A
13 N
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B
0.13 N
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C
3.3 N
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D
zero
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Solution
The correct option is A 13 N Let the tension between body B and C is T1,
The tension between body A and B is T2 ( because Pulley is smooth ) and 'a' is system acceleration