A body of mass $\mathrm{m}$ is kept on a rough horizontal surface (coefficient of friction $=\mu$ ) A horizontal force is applied on the body, but it does not move. The resultant of normal reaction and the frictional force acting on the object is given by $\mathrm{F},$ where $\mathrm{F}$ is
A body of mass $\mathrm{m}$ is kept on a rough horizontal surface (coefficient of friction $=\mu$ ) A horizontal force is applied on the body, but it does not move. The resultant of normal reaction and the frictional force acting on the object is given by $\mathrm{F},$ where $\mathrm{F}$ is
- [NEET 2019]
- A
$|\overrightarrow{\mathrm{F}}|=\mathrm{mg}+\mu \mathrm{mg}$
- B
$|\overrightarrow{\mathrm{F}}|=\mu \mathrm{mg}$
- C
$|\overrightarrow{\mathrm{F}}| \leq \mathrm{mg} \sqrt{1+\mu^{2}} $
- D
$|\overrightarrow{\mathrm{F}}|=\mathrm{mg}$
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- [JEE MAIN 2019]