Question

A block of weight W is supported by three strings

Answer 1

Block of weight W is supported by three strings A,B and C
Hence the Block is in equilibrium.
Hence by applying Lami's theorem we have,
T3/sin135=T2/sin90=T1/sin135

T3/sin135=T1/sin135

T3=T1

Hence T3=T1

Answer 2

Explanation:

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