Homework (1) For the circuit shown in fig.(*), find the rms value of i, Vr, and VL UR R = 6N e = 63.60 + 100.0 sin wt – 42.40 sin(2@t + 90°) L = 0.1 H UL o=377
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Q: Homework (1) For the circuit shown in fig.(*), find the rms value of i, VR, and VL e = 63.60 + 100.0…
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Q: Homework (1) For the circuit shown in fig.(*), find the rms value of i, Vr, and VL UR e = 63.60 +…
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Q: For the circuit shown in fig.(*), find the rms value of i, VR, and VL UR e = 63.60 + 100.0 sin wt –…
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Q: Homework (1) For the circuit shown in fig.(*), find the rms value of i, VR, and VL e = 63.60 + 100.0…
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- The rms value of v(t)=Vmaxcos(t+) is given by a. Vmax b. Vmax/2 c. 2Vmax d. 2VmaxFor a series RLC circuit with a sinusoidal input voltage, the amplitude of the current passing through the circuit (I, in mA) is plotted as a function of frequency for two cases: Curve 1 with R1, L1. and Curve 2 with R2. L2 as shown in the next figure. The value of the capacitor used in the circuits is C=0.01 micro Farads. If the value of R2 =1600 Ohm then the input voltage (in volts) is: 7.5 25 110 Frequency H2 O a. 4 O b. 16 sin(9888 t) O c. 8 O d. 8 cos(6.28 f t) O e. 8 sin (6.28 R t)2. What is the value of a sinusoidal voltage at 5 us (micro second) from the positive going zero crossing when V, = 20V and f = 50KHZ ? %3D 3. A sinusoidal voltage is applied to the circuit below. Determine the following: Ip, Ims, lavg, Ipp-
- A complex voltage waveform which has an rms value of 240V contains 30% third harmonic and 10% fifth harmonic, both of the harmonics being initially in phase with each other. (a) Determine the rms value of the fundamental and each harmonic. (b)Write down an expression to represent the complex voltage waveform if the frequency of the fundamental is 31.83 Hz.All answer is only in form of magnitude. USE 4 DECIMAL PLACES *A pure inductance is connected to a 150 V, 1 Hz supply, and the apparent power of the circuit is 300 VA. Find the value of the inductance *What is the RMS current of a trapezoidal wave with 1 A max? *A circuit consisting of a resistor in series with a capacitor takes 100 watts at a power factor of 0.1 from a 100 V, 60 Hz supply. Find the current flowinga. Find rms power for signal shown below f(t) b. For the same signal shown below f(t), find rms power for 2f(t) and -f(t) without rederiving and just using the results of answer calculated in 4.a
- A sinusoidal 50 Hz voltage of 200 V (rms) supplies the following three circuits which are in parallel: (a) a coil of inductance 0.03 H and resistance of 3 ohms, (b) a capacitor of 400 microFarad in series witha resistance of 100 ohms and (c) a coil of inductance 0.02 H and resistance 7 ohms in series with a 300 microFarad capacitor. Find the total current supplied?What is the value of a sinusoidal voltage at 7 us (micro second) from the positive going zero crossing when Vp = 15V and f = 50KHZ ? %3D A sinusoidal voltage is applied to the circuit below. Determine the following: Ip, Irms, lavg, Ipp. 1.0 k2 OVThe following is given for a series R-L-C circuit: resistor (R) = 8 Ohms, an inductor (L) = 32 mH and a capacitor (C) = 800uF. The circuit is supplied by a voltage source of e = 120 sin (125t) Volts. What is the rms value of the circuit current?
- ... Question 14 Given V, = 20 sin(wt + 60°) and V %3D = 60 cos(wt – 10°) . What is the phase angle between the waveforms? All tems to be expressed in cosine tems. 80 20 40 60 Moving to another question will save this response.C1 L1 R1 V1 Vout V1 contains the fundamental and its harmonics (fo, 2fo, 3fo, ...). The amplitude of the harmonics is inversely proportional to the harmonic number. V(fo) = 10 mV V(2fo) = 10mv/2 = 5 mV V(3fo) = 10mv/3 = 3.33 mV V(4fo) = 10mv/4 = 2.55 mV a) What is the minimum value of Q for the circuit that will attenuate the third harmonic (3fo) in Vout to be less than 1% of the fundamental? b) What is the amplitude of the fifth harmonic (5fo) as a percentage of the fundamental?a) Draw a sinusoidal waveform on a graph paper , assuming that Vx (effective value) and fx (kHz) are frequency. Vx= 3Volt, fx= 5Hz, Rx= 1000 *Draw the Time / div and Volt / div switches to show their positions in the screenshot where this waveform is formed and write down these locations. *Show the accuracy of the screenshot by making the necessary calculations. b) Draw a square waveform on graph paper, assuming that Vx (peak value) and fx (Hz). Vx= 3Volt , fx= 5Hz , Rx= 1000 *Draw the Time / div and Volt / div switches to show their positions in the screenshot where this waveform is formed and write down these locations. *Show the accuracy of the screenshot by making the necessary calculations. Example: Time/ Div and Volt/ Div button ms 1 5 2 16o 2 5 10 5 2 20 10 2 50 20 2 50 20 2 10 mV 10 20 CAL 5.