1.

Forces \[{{F}_{1}}\] and \[{{F}_{2}}\] act on a point mass in two mutually perpendicular directions. The resultant force on the point mass will be                                              [CPMT 1991]

A. \[{{F}_{1}}+{{F}_{2}}\]
B. \[{{F}_{1}}-{{F}_{2}}\]
C. \[\sqrt{F_{1}^{2}+F_{2}^{2}}\]
D. \[F_{1}^{2}+F_{2}^{2}\]
Answer» D. \[F_{1}^{2}+F_{2}^{2}\]


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