Maxima and MinimaHard

Question

With two forces acting at a point, the maximum effect is obtained when their resultant is 4N. If they act at right angles, then their resultant is 3N. Then the forces are

Options

A.(2 + √2)N and (2- √2)N
B.(2 + √3)N and (2- √3)N
C.
D.

Solution

P + Q = 4, P2 + Q2 = 9 ⇒ P = N and Q =

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