How was it solved. need g-kAnswers:a. 98.9949 Vb. 197.9899 Vc. 70 Vd. 100 mse. 10 Hzf. 20π rad/secg. 125.0876°h. v(t) = 98.9949sin(20πt + 125.0876°)i. -29.0880 Vj. 0.99959°k. 63.643 ms 2.A 70-Vac source has the following waveform. Determine:a.Vpkb. Vpk-pkC.Vrmsd. Periode.Frequencyf. Angular Velocityg.Phase Angleh.i.j.equation of the waveform (in time domain)the instantaneous voltage when t = 120 msthe angle (1st occurrence) after t = 0 when thevoltage is +80 Vk.the time (2nd occurrence) after t = 0 when thevoltage is -10 V- 50 ms -M180 VФ -

A 70-Vac source has the following waveform. Determine: a. Vpk b. Vpk-pk C. Vrms d. Period e. Frequency f. Angular Velocity Phase Angle h. i. j. equation of the waveform (in time domain) the instantaneous voltage when t = 120 ms the angle (1st occurrence) after t = 0 when the voltage is +80 V k. the time (2nd occurrence) after t = 0 when the voltage is -10 V

A 70-Vac source has the following waveform. Determine: a. Vpk b. Vpk-pk C. Vrms d. Period e. Frequency f. Angular Velocity Phase Angle h. i. j. equation of the waveform (in time domain) the instantaneous voltage when t = 120 ms the angle (1st occurrence) after t = 0 when the voltage is +80 V k. the time (2nd occurrence) after t = 0 when the voltage is -10 V

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter21: Alternating-Current Circuits And Electromagnetic Waves

Section: Chapter Questions

Problem 1P: (a) What is the resistance of a light bulb that uses an average power of 75.0 W when connected to a...

See similar textbooks

Similar questions

(a) What is the resistance of a light bulb that uses an average power of 75.0 W when connected to a 60.0-Hz power source having a maximum voltage of 170. V? (b) What is the resistance of a 100.-W lightbulb?
K, and a generator of voltage V. Mark as true or false the following statements concerning the stor phase of V, V, V, Vc and VR- 1. V, and VR are in phase. 2. Vị leads Ve by 90°. 3. V is at angle o relative to VR- 4. VL-Vc is in phase with V,. 5. Vc lags VR by 90°. 5 give V. = 10.76 V. V.=5.68 V.
1. When measured by an analog meter, a sinusoidal voltage shows a reading of 100 Vrms. What is the amplitude of the voltage source? a. 140 V b. 141 V c. 142 V d. 143 V 2. A triangular voltage source has a peak value of 10 V. What is the computed RMS value of this source? a. 3 V b. 4 V c. 5 V d. 6 V 3. In Question 2, if the source is measured by an analog meter, will it show the correct RMS value? a. Yes b. No
Q2.A) Calculate Vo for a ladder non- inverting R-2R DAC if the i/p digital word was [1011]( R=D1K ohm , Vref= 5V)
A pacemaker applies 75 stimulating square-pulses per minute to the heart.The pulse length is 0.5 ms, and the amplitude is 5 V. Two electrodes convey the pulses from the pulse generator to the heart wall. The resistance of the heart tissue between the connecting electrodes is 6x10^2 Ohm. Calculate the energy in two stimulating square-pulse? O a. 42 uJ O b. 4.2 x 10^-8 J O c. 2.4 x 10^-8 J O d. 240 nJ
II. A. FACT OR BLUFF Directions: Write TRUE if the statement is correct and FALSE if the statement is wrong. TRUE 1Both ACa6 n dthe flow of current in a circuit. dically. 4. AC can be represented by waves. 5. Triangie waves are often used in digital and switching electronics to test their operation. 6. The most common waveform in AC is square wave. 7. The frequency of direct current ranges from 50 Hz to 60 Hz.
Pick which is the correct answer from the given choices 6. A voltage of 12 volts across a lamp produces a current of 0.2 ampere. What is thefilament resistance of the lamp?a. 2.4 Ωb. 24 Ωc. 6 Ωd. 60 Ω 7. What is the relative amplitude of the flow in the filament of a miniature lamp the instantpower is applied in comparison with the current at full brightness?a. High.b. Low.c. The current is the same at all times.d. It depends on the type of lamp.
500 A RL 2000 400V Figure 5.2 1. For the given circuit in Figure 5.2, find the open circuit voltage VTH and the short circuit current IN across the terminal. 2. For the same circuit, find RTH by using the RTH=VTH/IN equation and find RTH with replacing voltage source with short circuit. 3. Let's assume we connect R (load resistance) to the circuit between points A and B, what should be the value of R in order to have max power transfer. Jein
5. An electric circuit contains a resistance R and a capacitor C in series, and a battery supplying a time-varying electromotive force (or voltage) V(t). The charge q on the capacitor therefore obeys the following differential equation: Rdq + 2 = V(t). dt Assuming that initially there is no charge on the capacitor, and given that V(t) Vosinut, where V₂ and w are some constants, find the charge on the capacitor as a function of time. = Hint: You may have to do integration by parts twice to evaluate the following inte- gral: feRc sin(wt)dt.
The answers are already given, how were they solved?Answers: a. 150 V b. 106.066 V c. 20 ms d. 50 Hz e. 200 V f. 141.4214 V g. 13.3333 ms h. 75 Hz
Q2. Determine Vo for the clipper circuit shown in Figure 2 and draw the corresponding output waveform. Vin Si h Vo 20 V -20 V Vin Figure 2 2.2 ΚΩ www
A small water-heating. oil submerged in a container with 200g of water and 100g of ice, initially in thermal equilibrium, The heating coil is plugged into a 120V AC outlet for 5 minutes. The resistance of the coil is 72Ω. a. how much energy does the coil supply to the water-ice mixture in 5 minutes? b. what is the final temperature of the mixture (assume all of the ice melts and the final temp. is more than 0°C)