Mathematics (AS & A Level) · May / June 2017 · Paper 41 · Question 3
9709
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30Å 40Å A N 25 N B N Two light inextensible strings are attached to a particle of weight 25 N. The strings pass over two smooth fixed pulleys and have particles of weights A N and B N hanging vertically at their ends. The sloping parts of the strings make angles of 30Å and 40Å respectively with the vertical (see diagram). The system is in equilibrium. Find the values of A and B. [6]
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