If the magnitude of the resultant of two forces F and 2F acting at a point O is 50 N, and the included angle between F and 2F is 90°, then what is the magnitude of F ?

If the magnitude of the resultant of two forces F and 2F acting at a p

1.	If the magnitude of the resultant of two forces F and 2F acting at a point O is 50 N, and the included angle between F and 2F is 90°, then what is the magnitude of F ?
A.	F = 10 N
B.	F = 502 N
C.	F = 252 N
D.	F = 105 N
Answer» E.

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If the magnitude of the resultant of two forces F and 2F acting at a point O is 50 N, and the included angle between F and 2F is 90°, then what is the magnitude of F ?

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