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A block is suspended by two light ropes ...

A block is suspended by two light ropes ` r_(1) and r_(2)` as shown in figure . Then what is the tension the rope `r_(2)`

A

` (mg)/(sin phi - cos phi tan theta)`

B

` (mg)/(cos phi + sin phi tan theta)`

C

` (mg)/(sin phi - cos phi tan theta)`

D

` (mg)/( cos phi - sin phi tan theta )`

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The correct Answer is:
A
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