Delmar's Standard Textbook Of Electricity
7th Edition
ISBN: 9781337900348
Author: Stephen L. Herman
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 21, Problem 4PP
Assume the circuit in Figure 21-1 has a power factor of 68%, an apparent power of 300 VA, and a frequency of 400 Hz. The capacitor has a capacitance of 4.7125
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
What is the voltage across the plates of capacitor #1 (C1)?
Select one:
a. 6.36 volts
b. 2.71 volts
c. 5.65 volts
d. 7.32 volts
17/
The charge across each capacitance when connected in a parallel connected capacitive circuit is ___________________.
a.
Same charges are observed across each capacitance
b.
Either same or different charges are observed across each capacitance
c.
None of the given option
d.
Different charges are observed across each capacitance
17. The voltage rating of a capacitor .rin Industy beonuse it hes
-
a. should never be exceeded
b. is a minimum working voltage
c. is only a suggested maximum
d. can be exceeded as long as the time is under one hour
Chapter 21 Solutions
Delmar's Standard Textbook Of Electricity
Ch. 21 - In a pure capacitive circuit, does the current...Ch. 21 - A series circuit contains a 20- resistor and a...Ch. 21 - An RC series circuit has a power factor of 76%....Ch. 21 - An RC series circuit has a total impedance of 84 ....Ch. 21 - A capacitor has a capacitive reactance of 50 when...Ch. 21 - A 15-F AC capacitor is connected in series with a...Ch. 21 - An RC series circuit is connected to a 120-V,...Ch. 21 - An RC series circuit is connected to a 240-V,...Ch. 21 - Prob. 1PPCh. 21 - Assume that the voltage drop across the resistor,...
Ch. 21 - Assume the circuit shown in Figure 21-1 has an...Ch. 21 - Assume the circuit in Figure 21-1 has a power...Ch. 21 - In a series RC circuit, ET=240 volts, R=60, and...Ch. 21 - In a series RC circuit, ET=120 volts, R=124, and...Ch. 21 - In a series RC circuit, ET=208 volts, IT=2.4...Ch. 21 - In a series RC circuit, ET=460 volts and =44. Find...Ch. 21 - In a series RC circuit, ET=240 volts at 60 Hz. An...Ch. 21 - In a series RC circuit, the apparent power is 4250...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Please show you detailed solution Number 10 A voltage of 250 volts at 50 Hz is impressed on a circuit having a 60-ohm resistor, 35-?F capacitor, and a 0.25-henry inductor in series. Determine power factor. A. 0.979 C. 0.924 B. 0.862 D. 0.707arrow_forwardssignment_2 5 Immersive Reader O Open in Deskt (b) Connected in paralld. 7) The following readings are obtained in the measurement of an inductor: 1.003,0.998, 1.001, 0.991, 1.009, 0.986, 1.005,0.997, 1.008, and 0.994 µH. Determine the (a) Arithmetic mean. (b) Average deviation. (c) Standard deviation.arrow_forwardQuestion 777 electric plot the output voltage when the resister and capacitor in the series branch and the resister and capacitor in parallel branch are unequal and have fluctuations of of +-15% of the nominal values and analyze the signals Full explain this question and text typing work only thanksarrow_forward
- r cut 1oum 20gm 1ocm 个 //// wax poper/ A capacitur is mad by sandwiching a sheet of wax psper between two sheebs of aluminum fail, as shoumm What is the figue. capacitance! I the capacitoris aut into twopieces, alme the hme, what oil be the expacitenel of each Diece ? wiggly What lo be the capactncearrow_forwardChoose the correct answers The coil winding in PMMC meter is -1 small heavy large finearrow_forwardA 5-ohm resistor is connected in series with a 25 micro-farad capacitor. A source voltage of 158 volts, 50 Hz supplies the combination. Determine the following: a. Circulating current b. Voltage across the resistor c. Voltage across the capacitorarrow_forward
- QUESTION 11 An inductor is connected in parallel with a 6540 resistor and a function generator. The applied voltage is 42V RMS and the total current is 67mA RMS. Find the magnitude of the current through the inductor. Enter your answer in the space provided. Round your answer to one decimal place. Your answer should be in mA but do not enter the unit.arrow_forwardassume that tthe circuit shown in figure 21-1 is connected to a 480 v 60 hz line. the capcitor has a capacitance of 165.782 uf and the resistor has a resistance of 12 ohmas find the missing valuses.arrow_forwardQuestion: In commutation method the charged capacitor momentarily reverse biases the conducting SCR and hence the chopper gets turned off. Option 1: Both current and voltage Option 2: Voltage Option 3: Current Option 4: None of the above Prevarrow_forward
- A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating of 600 WVDC. The capacitor and resistor are connected to a 480-V, 60-Hz circuit. Is the voltage rating of the capacitor sufficient for this connection?arrow_forward5.) Find the percent overshoot, settling time and peak time for 0.04 T(s) == 240.002s +0.04arrow_forwardso then how is Rth 0.8695 kOhms in the original explanation?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Delmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage LearningElectricity for Refrigeration, Heating, and Air C...Mechanical EngineeringISBN:9781337399128Author:Russell E. SmithPublisher:Cengage Learning
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Cengage Learning
Electricity for Refrigeration, Heating, and Air C...
Mechanical Engineering
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Cengage Learning
Capacitors Explained - The basics how capacitors work working principle; Author: The Engineering Mindset;https://www.youtube.com/watch?v=X4EUwTwZ110;License: Standard YouTube License, CC-BY