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An alternatinf voltage is represented by ?? = 141.4 sin 377 t find (i) max-value (ii) frequency (iii) time period

written 3.5 years ago by teamques10 ★ 68k

modified 3.0 years ago by pedsangini276 • 4.8k

basic electrical engineering

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written 3.5 years ago by teamques10 ★ 68k

$v=141.4\ sin\ 377\ t$ **(i) Maximum Value** Comparing with the equation $v=V_m\ sin\ 2\pi ft $ Vm=141.4 V **(ii) Frequency** **$2\pi f=377\ f=\dfrac{377}{2\pi }=60\ Hz$** **(iii) Time Period** **$T=\dfrac{1}{f}=\dfrac{1}{60}=16.67\ ms$**

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