When two concurrent and coplaner forces P and Q act at an angle of 180 – McqOptions

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1.	When two concurrent and coplaner forces P and Q act at an angle of 180?, their resultant will be a
A.	moment equal to PQ
B.	couple
C.	(P-Q)
D.	107 dynes
E.	zero
Answer» D. 107 dynes

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