An alternating voltage is given by V = 141.4 sin 314t. Find (i) Frequency (ii) RMS Values (iii) Average Value (iv) Instantaneous value of voltage at t = 3msec.

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teamques10 ★ 69k

• modified 3.9 years ago

analog electronics

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9.9kviews

written 3.9 years ago by

teamques10 ★ 69k

$V=141.4 \ sin⁡ \ 314 \ t\\[2ex] Frequency \ f=\dfrac{314}2π=50Hz$

$1. \ \ Peak \ \ Value \ V_m=141.4 Volt\\[2ex]$

$RMS \ \ Value \ \ V_rms=\dfrac{V_m}{\sqrt{2}}=100 \ Volt$

$2. \ \ Average \ \ Value \ V_av=0.63 \ ; \ V_m=89 \ Volt$

$3.\ \ v(t)at t=3\ …

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