Two forces, \[{{F}_{1}}\] and \[{{F}_{2}}\] are acting on a body. On – McqOptions

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1.	Two forces, \[{{F}_{1}}\] and \[{{F}_{2}}\] are acting on a body. One force is double that of the other force and the resultant is equal to the greater force. Then the angle between the two forces is
A.	\[{{\cos }^{-1}}(1/2)\]
B.	\[{{\cos }^{-1}}(-1/2)\]
C.	\[{{\cos }^{-1}}(-1/4)\]
D.	\[{{\cos }^{-1}}(1/4)\]
Answer» D. \[{{\cos }^{-1}}(1/4)\]

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