The differential equation of displacement of all "Simple harmonic motions" of given period \[2\pi /n\], is

\[\frac{{{d}^{2}}x}{d{{t}^{2}}}-{{n}^{2}}x=0\]

\[\frac{{{d}^{2}}x}{d{{t}^{2}}}+nx=0\]

\[\frac{{{d}^{2}}x}{d{{t}^{2}}}+{{n}^{2}}x=0\]

\[\frac{{{d}^{2}}x}{d{{t}^{2}}}+\frac{1}{{{n}^{2}}}x=0\]

The differential equation of displacement of all "Simple harmonic moti

1.	The differential equation of displacement of all "Simple harmonic motions" of given period \[2\pi /n\], is
A.	\[\frac{{{d}^{2}}x}{d{{t}^{2}}}+nx=0\]
B.	\[\frac{{{d}^{2}}x}{d{{t}^{2}}}+{{n}^{2}}x=0\]
C.	\[\frac{{{d}^{2}}x}{d{{t}^{2}}}-{{n}^{2}}x=0\]
D.	\[\frac{{{d}^{2}}x}{d{{t}^{2}}}+\frac{1}{{{n}^{2}}}x=0\]
Answer» C. \[\frac{{{d}^{2}}x}{d{{t}^{2}}}-{{n}^{2}}x=0\]

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The differential equation of displacement of all "Simple harmonic motions" of given period \[2\pi /n\], is

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