Mastering Engineering with Pearson eText -- Standalone Access Card -- for Electrical Engineering: Principles & Applications
7th Edition
ISBN: 9780134486970
Author: Allan R. Hambley
Publisher: PEARSON
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Chapter 5, Problem 5.27P
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v(t)=28*sin(8*pi*t) is a sinusoidal signal. What is the Vrms of v(t) in terms of V?
20 sin (0pi sinäzoidal bir sirnyatdur. V tinsindenv (nin Vms'si negir?
is
Yanıt:
Transform the sinusoids corresponding to phasors :
(i) V = 50Z- 50° V
(ii) V = – 204110 V
(iii) I = j(10+ j 5) A
The voltage and current of an element are
i(t) = 3.cos(1000t + 10°)
V(t) = 6.cos(1000t – 80°)
The element is
Select one:
a. resistor and capacitor (R and C)
b. resistor R
c. Inductor L
d. Capacitor C
Chapter 5 Solutions
Mastering Engineering with Pearson eText -- Standalone Access Card -- for Electrical Engineering: Principles & Applications
Ch. 5 - Consider the plot of the sinusoidal voltage...Ch. 5 - Repeat Problem P5.3 for v(t) = 50 sin (500t+120) .Ch. 5 - A sinusoidal voltage v(t) has an rms value of 20...Ch. 5 - A current i(t)=10cos(2000t) flows through a 100...Ch. 5 - We have a voltage v(t)=1000sin(500t) across a 500...Ch. 5 - Calculate the rms value of the half-wave rectified...Ch. 5 - We have v1(t)=10cos(t+30) . The current i1(t)has...Ch. 5 - Solve for the mesh currents shown in Figure P5.55.Ch. 5 - Two loads. A and B, are connected in parallel...
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- Consider the sinusoidal voltagev(t)=150cos(120πt−60∘)V What is the maximum amplitude of the voltage? What is the frequency in hertz? What is the frequency in radians per second? What is the phase angle in radians? What is the phase angle in degrees? What is the period in milliseconds? What is the first time after t=0 that v= 150 V? The sinusoidal function is shifted 125/18ms125/18ms to the right along the time axis. What is the expression for v(t)? What is the minimum number of milliseconds that the function must be shifted to the left if the expression for v(t) is 150sin(120πt)V?arrow_forwardIn a clean sheet of paper. Answer the following and upload your answers here. Please be sure that all answers were rounded off into two decimal places. All answers must be boxed as well, otherwise will be marked incorrect. Express these sinusoids as phasors" 1. v 7 cos (2t+40) 2. i 4 sin(10t + 10) Given the sinusoid, calculate its amplitude, phase. angluar frequency, period and frequency. 3.5 sin (4t-60°)arrow_forwardQuestion 1 A series RLC circuit has a capacitor with a capacitance of 33.0 μF, an inductor with an inductance of 0.700 H and a resistor with a resistance of 114 Q. The circuit has a rms current of 6.30 A when the frequency is 95.0 Hz. What is the average power loss?arrow_forward
- v(t)=sin(25*t) is a sinusoidal signal. What is the Vpp of v(t) in terms of V? di ve- sin (25 * t) sinüzoidal bir sinyaldir. V cinsinden v (t) 'nin Vpp'st nedir? en Yanıt: 13arrow_forwardR=1 ka A Oscilloscope V-5 V f=500 Hz In the given circuit, a sinusoidal signal is applied at the source, current measured by AVO meter is 0.01A (RMS) and voltage measured by oscilloscope is 25mV(peak). What is the capacitance value of capacitor? Lütfen birini seçin: a.1 uF b.0.18 mF c.0.15 mF d.0.1mF e.0.12 mFarrow_forwardPlot the sinusoid for t=0 to T, where A = 150 mA, f= 35 Hz and 0 = -30°: i(t) = A sin (wt + 0)arrow_forward
- Plot the sinusoid for t= 0 to 2T, where A = 7.3 V, f= 138 Hz and 0 = - 25° : %3D v(t) = A sin (wt + 0)arrow_forward3. A sinusoidal voltage is zero and increasing at t= -1.2ms. The next zero crossing occursat t= 5.6ms. Calculate the Period T and Frequency f.arrow_forwardProblem 5 The voltage signals below have identical peak values. Their rms values are also the same. If the first waveform is a sinusoid, what is the pulse duration Tpulse of the second waveform? Provide your answer in terms of T, the period. V ← Tpulse time 5- K timearrow_forward
- 3. The current through a 0.5 µF capacitor is given. What is the sinusoidal expression for the voltage? a. 0.20 sin 300t b. 8 x 10-3 sin 377t c. 60 x 10-3 cos 754t d. 0.08 sin(1600t - 80°)arrow_forwardIn an experiment, the function generator is adjusted to generate the following voltage v(t) = 9 sin 3141.6 t V. Then the voltage reading using a digital multimeter is . and the periodic time is ........ Select one: O 6.364 V 20 ms O 6.364 Vrms 2 ms O 6.364 V 2s O 3.182 Vrms 2 ms .... O 63.64 Vrms 20 s ......arrow_forwardFind the amplitude, phase, period and frequency of the sinusoid v(t) = 20 cos (20t + 5°). 1. Amplitude: 20 v 2. Phase = 5 A 3. 314 s 4. 18 Hz 1. Amplitude: 20 v 2. Phase = 20 3. Period = 5 s 4. 18 Hz 1. Amplitude: 20 V 2. Phase = 5 3. Period = 20 s 4. 18 Hz 1. Amplitude: 20 v 2. Phase = 5 3. 314 s 4. Frequency = 20 Hzarrow_forward
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