8. A coil of inductance 9 H and resistance 50 Q in series with a capacitor is supplied at constant voltage from a variable frequency source. If the maximum current of 1 A occurs at 75 Hz, find the frequency when the current is 0.5 A

8. A coil of inductance 9 H and resistance 50 Q in series with a capacitor is supplied at constant voltage from a variable frequency source. If the maximum current of 1 A occurs at 75 Hz, find the frequency when the current is 0.5 A

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter24: Resistive-inductive-capacitive Parallel Circuits

Section: Chapter Questions

Problem 1RQ: An AC circuit contains a 24 resistor, a 15.9-mH inductor, and a 13.3F capacitor connected in...

See similar textbooks

Related questions

Q: 4. Determine the effective resistance of a practical 3H inductor that has 6002 of impedance in a…

Q: 6. An inductor rated at 8 H is subjected to a sinusoidal AC voltage of 6 volts, at a frequency of…

A: When inductor is connected to an AC supply,then it Inductance will be same but it's reactance will…

Q: Find the equivalent capacitance (µF) seen at the terminals of the circuit below. 50µF 60µF Ceq 70µF…

A: By series and parallel combination of capacitor we will find out equivalent capacitance .

Q: CI= 5 F H C2=3 pF H C5=opF C4= 8pF C3 =9pF Co= \5 pF

A: Solving capacitance C2 and C3 in parallel C'=C2+C3C'=3 pF+9 pFC'=12 pF Solving C5' and C' in series…

Q: (a) What is the potential difference across the capacitor? V (b) If the battery is disconnected from…

Q: 24-μF capacitor has a stored energy equal to 18sin2(11t). What is the current in the capacitor?

Q: b). For the circuit shown below, calculate the equivalent capacitance of the circuit if the…

A: In this question we will find equivalent capacitance of circuit..

Q: Q3: For each of the following, indicate True or False: 4- The frequency (f) is measured in Hz where…

A: we need to find the above statements are true or false. As per our guidelines we are supposed to…

Q: 1- Find the initial capacitance voltage from your curve and compare it with theoretical results. 2-…

Q: The current through a 100-mH inductance is given by i( t )=exp( −t ) sin( 10t ) in which the angle…

A: The current through the 100-mH inductance is given by, Hence, the inductance is calculated by using…

Q: Find the equivalent inductance of the circuit shown in Fig. 6.31. Leg 4 H m m 8 H 7 H 20 H m m 10 H…

A: Given circuit,

Q: 1) Find the equivalent capacitance of the next connection, if C, = 5uF; C, = 10uF ; C, = 2uF

A: In this question, Find the equivalent capacitance across the a and b. if C1 = 5uF; C2 = 10uF; C3 =…

Q: a) Determine the Energy stored in a 3µF capacitor when charged to 400V b) Find also the average…

Q: Lesson= Second Order Transient Response A 24-V battery is connected in seires with a 1-Henry…

Q: A pure capacitance of C =34 µF capacitor is connected to a V = 126 V, 50 Hz supply. The current…

Q: For the given waveforms, waveform C * the waveform D and E. Degrees 30 60 90 180 210 360 540 M A…

Q: Q.18 ** *** [ The current in a coil of self-inductance of 4H changes from 10A to 2A in t seconds and…

A: Given: Self inductance of coil, L = 4 H Current changes from 10 A to 2 A, so ∆i=10-2 A=8 A Induced…

Q: mutual inductance

Q: (a) If the capacitor is initially uncharged with C = 8.50 µF and = 1230 V, find the value of R (in…

Q: The inductance of a coil is 0.2 H and is carrying a current of 5 A. Find the value of the self…

Q: Obtain the equivalent capacitance of the circuit below. Ans. 50 microfarad 40 F

A: The solution can be achieved as follows.

Q: A pure inductance of L = 120 mH is connected to a V = 102 V, 50 Hz supply. The current taken by the…

A: Ohm's law is very important to find the current, voltage, or resistance of a circuit. According to…

Q: Eudora is observing a certain circuit consists of an inductance of 0.05 henry having a resistance of…

Q: a 34 A circuit shown consistsof three coils of inductances 1.0 µF capacitance. At an instant, when…

A: a) We can draw the circuit as

Q: (e) An ideal 1 mF capacitor has a voltage of 10 V across its terminals for time, t 0, what is the…

A: The solution is as follows.

Q: a coil with a resistance of 25 Ω and an inductance of 75 mH is available, if a capacitor of unknown…

Q: The voltage across a 15 H inductor is given by v = 28.5 + 6t1/2 v. Find the current in the inductor…

Q: For the given voltage across a 3 H inductor, plot the current and power waveforms assuming an…

A: It had been given that the initial inductor current is zero. The inductor current equation has been…

Q: 1. A coil of 10 Q resistance and 0.1 H inductance is connected in parallel with a capacitor of…

A: In this question, Choose the correct option What is value of capacitance C We know Xc= 1/wC XL =…

Q: A coil has a time constant of 1s and an inductance of 10 H.Find (1) the value of current 0. 1s after…

A: Circuit shown is actually a simple RL circuit with source provided So it has steady state values...

Q: A pure inductance of L = 158 mH is connected to a V = 116 V, 50 Hz supply. The %| current taken by…

A: In this question we need to find a current taken by inductor.

Q: Ina series RLC circuit, the supply voltage is 120 volts 60-cyle, the resistance of resistoris 10…

Q: A pure inductance of L = 144 mH is connected to a V = 102 V, 50 Hz supply. The current taken by the…

Q: Q2) Analyse the circuit given below, Obtain the equivalent capacitance of the circuit. 40 μF 10 μF…

A: The solution is as follows.

Q: A coil of 50 W resistance and 0.15 H inductance is connected in parallel with a capacitor of unknown…

Q: A pure inductance of L = 126 mH is connected to a V = 106 V, 50 Hz supply. The current taken by the…

A: In this question we will find current in inductor..

Q: (a)The switch S has been at position 'a' for a long time.Calculate: (i)the inductor's current when…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: pure capacitance of C =38 µF capacitor is connected to a V = 116 V, 50 Hz supply. The current taken…

Q: An RLC series circuit has R =2 ohms, L 20 mH, and a variable capacitance C as shown below. The…

A: To solve the above problem, one should have a basic idea about the working of AC circuits. The…

Q: A pure inductor has a reactance value of 525 Q. If this inductor is supplied with a frequency of 60…

A: What is value of the emf by coil. Where reactance X= 525 and frequency= 60Hz

Q: A pure inductance of L = 144 mH is connected to a V = 112 V, 50 Hz supply. The current ta by the…

Q: Problem: A coil of pf 0.6 is in series with a 100μF capacitor. When connected to a 50Hz supply, the…

A: Solution !!

Q: An inductance comparison bridge has L1=100µH and R4=10KN. When neasuring an unknown inductance, null…

A: Data given L1=100μHR1=37.1ΩR3=27.93KΩR4=10KΩf=1 MHz=106Hz

Q: A coil having a 240V source has a current of 10.5 A when the frequency is set to 60 Hz. When the…

Q: A 10 Q resistor is placed in series with a coil of self resistance RL Ans: and inductance L and a…

A: As per the guidelines of Bartley we supposed to answer first three subpart only for solution of…

Q: The circuit shown in the figure is in steady state, when the switch is closed at t= 0.Assuming that…

A: Given circuit is - Given that switch is closed at t = 0.

Q: A pure inductance of L = 152 mH is connected to a V = 106 V, 50 Hz supply. The current taken by the…

A: Given data : V= 106 VL=152 mH =0.152 Hf= 50 Hz

Q: 8.23 At t=0 s, a 100-V source is switched in series with a 1-k2 resistor and an uncharged 2-μF…

A: In this question we will find time required by capacitor to reach it's maximum value....

Q: A capacitor has a capacitance of 10 µF and a phase difference of 10°. It is inserted in series with…

A: Given,Capacitance (C)=10 μF=10×10-6 FPhase difference =10°Voltage =200 VFrequency = 50 HzR=100 Ω

Question

8. A coil of inductance 9 H and resistance 50 2 in series with a capacitor is supplied at constant
voltage from a variable frequency source. If the maximum current of 1 A occurs at 75 Hz, find
the frequency when the current is 0.5 A

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Sinusoids and Phasors of Alternating Circuit

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

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?
Three capacitors having capacitance values of 20F,40F, and 50F are connected in parallel to a 60 - Hz power line. An ammeter indicates a circuit current of 8.6 amperes. How much current is flowing through the 40F capacitor?
An RC series circuit is connected to a 120-V, 60-Hz power source. The resistor is 25 and has a voltage drop of 65 volts. What is the capacitance of the capacitor?
List the five capacitor replacement rules.
A postage stamp mica capacitor has the following color marks starting at the upper left dot: yellow, violet, brown, green, no color, and blue. What are the capacitance value, tolerance, and voltage rating of this capacitor?
A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted between the plates without changing the spacing, and the capacitance becomes 15 F. What is the dielectric constant of this material?
You find that a 25-F capacitor connected to 480 VAC is defective. The storeroom has no capacitors with a 480-VAC rating. However, you find two capacitors rated at 50 F and 370 VAC. Can these two capacitors be connected in such a manner that they can replace the defective capacitor? If yes, explain how they are connected and why the capacitors will not be damaged by the lower voltage rating. If no, explain why they cannot be used without damaging the capacitor.
An AC circuit contains a 24 resistor, a 15.9-mH inductor, and a 13.3F capacitor connected in parallel. The circuit is connected to a 240-V, 400-Hz power supply. Find the following values. XL=XC=IR=AIL=AIC=AP=WVARsL=VARsC=IT=AVA=PF=%=
Let a 100V sinusoidal source be connected to a series combination of a 3 resistor, an 8 inductor, and a 4 capacitor. (a) Draw the circuit diagram. (b) Compute the series impedance. (C) Determine the current I delivered by the source. Is the current lagging or leading the source voltage? What is the power factor of this circuit?
You are working in an industrial plant. You have been instructed to double the capacitance connected to a machine. The markings on the capacitor, however, are not visible. The capacitor is connected to 560 volts and an ammeter indicates a current of 6 amperes flowing to the capacitor. What size capacitor should be connected in parallel with the existing capacitor? What is the minimum AC voltage rating of the new capacitor? What is the minimum DC voltage rating of the new capacitor? What is the minimum KVAR size that can be used in this installation?
You are an electrician working in an industrial plant. You discover that the problem with a certain machine is a defective capacitor. The capacitor is connected to a 240-volt AC circuit. The information on the capacitor reveals that it has a capacitance value of 10 mF and a voltage rating of 240 VAC. The only 10-mF AC capacitor in the storeroom is marked with a voltage rating of 350 WVDC. Can this capacitor be used to replace the defective capacitor? Explain your answer.
Incandescent lighting of 500 W is connected in parallel with an inductive load. A clamp-on ammeter reveals a total circuit current of 7 A. What is the inductance of the load connected in parallel with the incandescent lights? Assume a voltage of 120 V and a frequency of 60 Hz.