The resultant of two forces P and Q acting at an angle θ, is

1.	The resultant of two forces P and Q acting at an angle θ, is
A.	P2 + Q2 + 2P sin θ
B.	P2 + Q2 + 2PQ cos θ
C.	P2 + Q2 + 2PQ tan θ
D.	[D].
E.	[E].
Answer» E. [E].

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The resultant of two forces P and Q acting at an angle θ, is

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