Determine the rms value of the emf given by, \( E( \) in \( \mathrm{V})=8 \sin (\omega t)+6 \sin...

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Determine the rms value of the emf given by, \( E( \) in \( \mathrm{V})=8 \sin (\omega t)+6 \sin (2 \omega t) \)
\( \mathrm{P} \)
(1) \( 10 \sqrt{2} \mathrm{~V} \)
(2) \( 10 \mathrm{~V} \)
W
(3) \( 5 \sqrt{2} \mathrm{~V} \)
(4) \( 7 \sqrt{2} \mathrm{~V} \)
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