HomeworkLib
Question

Which of the following materials has the highest dielectric constant? A. Polypropylene B. Glass C. Mica...

Which of the following materials has the highest dielectric constant?

A. Polypropylene
B. Glass
C. Mica
D. Paper

If the frequency to the circuit decreases, the capacitive reactance

A. remains constant but the phase angle changes.
B. remains constant as does the phase angle.
C. will increase.
D. will also decrease.

Which of the following materials has the lowest dielectric constant?

A. Mica
B. Glass
C. Polystyrene

If a 0.05 μF capacitor and a 0.025 μF capacitor are placed in series, what is the total capacitance of the circuit?

A. 0.04 μF
B. 0.075 μF
C. 0.0167 μF
D. 0.033 μF

What is the capacitive reactance of a 0.5 microfarad capacitor in a circuit that has a frequency of 2,000 Hz?

A. 232.6 ohm
B. 528.1 ohms
C. 159.2 ohms
D. 17.7 ohm
engineering   Electrical-Engineering   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
Which of the following materials has the highest dielectric constant? A. Polypropylene B. Glass C. Mica...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • If an 80 mH inductor is in series with a 220 Ω resistor in a circuit...

    If an 80 mH inductor is in series with a 220 Ω resistor in a circuit with a source frequency of 1000 Hz, what will be the phase angle (rounded) of the current with respect to the voltage? A. 48° B. 66° C. 50° D. 70° A 10 mH inductor and a 100 Ω resistor are connected in parallel. The circuit is supplied with 24 VAC at 2000 Hz. What is the total circuit current (rounded)? A. 0.29 A B....

  • 5.A series RC circuit contains a 0.01 microfarad capacitor and a 2,000 ohm resistor, and has...

    5.A series RC circuit contains a 0.01 microfarad capacitor and a 2,000 ohm resistor, and has a frequency of 500 HZ. What is the impedance of the circuit? A. 90,285 ohms B. 52,285 ohms C. 42,164 ohms D. 31,910 ohms 1. A series RC circuit has a source voltage of 24 VAC and an impedance of 252 ohms. What is the circuit current? A. 95 A B. 0.095 A C. 9.5 A D. 0.95 A 2. A 0.015 micro arad...

  • Consider an RLC circuit where a resistor (R = 35.0 Ω), capacitor (C = 15.5 μF),...

    Consider an RLC circuit where a resistor (R = 35.0 Ω), capacitor (C = 15.5 μF), and inductor (L = 0.0940 H) are connected in series with an AC source that has a frequency of 80.0 Hz. a. Determine the capacitive reactance at this frequency. b. Determine the inductive reactance at this frequency. c. Determine the total impedance. d. Determine the phase angle. e. Determine the circuit’s resonant frequency.

  • Please answer the following questions and show work. Thank you. 1. true or false. the heavier...

    Please answer the following questions and show work. Thank you. 1. true or false. the heavier the current flow for a given voltage, the larger the value for admittance. 2. what is the reactance of a 25 millihenry coil at 600 hertz? a) 94,000 ohms b) 0.011 ohms c) 785 ohms d)94 ohms 3. In a series R-C circuit, at low frequencies, the total reactance of the capacitor will be high ad the total impedance will be capacitive in nature,...

  • Suppose you setup an RLC circuit with the following values: R=4 ohms, L=3×10^-3H, C=8×10^-4F, and this...

    Suppose you setup an RLC circuit with the following values: R=4 ohms, L=3×10^-3H, C=8×10^-4F, and this circuit is connected across an AC power supply with a peak voltage of .1v and a frequency of 200hz. A. Calculate the capacitive reactance and the inductive reactance. B. Draw a phase diagram for this circuit. C. What is the impedance and the maximum current through the power supply? D. When the current is maximal through the power supply, what is the voltage across...

  • Answer Questions A, B, C and D. 7) Given a timing circuit, you are asked to...

    Answer Questions A, B, C and D. 7) Given a timing circuit, you are asked to connect the following components in series. A 6-microfarad capacitor, and a 200 12. They car connected with a 30 V voltage source that has angular frequency of 250 rad/s. a) What is the impedance of the entire circuit? b) What is voltage across both the resistor and capacitor? c) Calculate the phase angle d) What quadrant would you find this angle?

  • Please help especially with the excel part. Thank you 2. A series RLC circuit has 3mH...

    Please help especially with the excel part. Thank you 2. A series RLC circuit has 3mH of inductance, 75.612 of resistance, and 84.4nF of capacitance. A 12v ac source is used. a. Determine the resonant frequency, bandwidth, and high & low cutoff frequencies of the circuit, all in kHz. b. Use the Excel spreadsheet posted to create a table and calculate the following over a range of 2kHz to 20kHz, at every 1kHz: • Capacitive Reactance • Inductive Reactance •...

  • a. b. C. A 250-ohm resistor, a 0.450 H inductor, and a 6.45 uF capacitor are...

    a. b. C. A 250-ohm resistor, a 0.450 H inductor, and a 6.45 uF capacitor are connected in series across an emf with a 36.0 volt amplitude and an angular frequency of 260 rad/s. What is the impedance? What is the current amplitude? What is the phase angle between the voltage and current? Does the voltage lag or lead? What are the voltage amplitudes across the resistor, inductor and capacitor individually? What is the power? f. What is the resonant...

  • A series RLC circuit with L = 13 mH C-2.9 μΕ and R-3. I n is...

    A series RLC circuit with L = 13 mH C-2.9 μΕ and R-3. I n is driven by a generator with a maximum emf of 115 V and a variable angular frequency (a) Find the resonant (angular) frequency co. 5150.20 [1.43 poins] 2 attempt(s) made (maximum allowed for credit10) rad/s Reset Enter 5150.20 OK (b) Find Ims at resonance. 23 ResetEnter [i.43 poins] 1 attempt(s) made (maximum allowed for credit10) 26.23 OK When the angular frequency ω-8150 rads. (c) Find...

  • 7) Given a timing circuit, you are asked to connect the following components in series. A...

    7) Given a timing circuit, you are asked to connect the following components in series. A 6- microfarad capacitor, and a 2002. They car connected with a 30 V voltage source that has angular frequency of 250 rad/s. a) What is the impedance of the entire circuit? b) What is voltage across both the resistor and capacitor? c) Calculate the phase angle d) What quadrant would you find this angle? 8) A resistor is put in a circuit to control...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT