None Review Questions6.1 What charge is on a 5-F capacitor when it isconnected across a 120-V source?(1)410(a) 600 C(b) 300 C(c) 24 C(d) 12C6.2 Capacitance is measured in:(a) coulombs(b) joules-10(c) henrys(d) farads6.3 When the total charge in a capacitor is doubled, the Figure 6.42energy stored:For Review Question 6.4.(a) remains the same(b) is halved(c) is doubled(d) is quadrupled6.5 The total capacitance of two 40-mF series-connectedcapacitors in parallel with a 4-mF capacitor is:6.4 Can the voltage waveform in Fig. 6.42 be associatedwith a real capacitor?(a) 3.8 mF (b) 5 mF(c) 24 mF(a) Yes(b) No(d) 44 mF(e) 84 mF242Chapter 6 Capacitors and Inductors6.6 In Fig. 6.43, if i = cos 41 and v = sin 41, theelement is:6.9 Inductors in parallel can be combined just likeresistors in parallel.(a) a resistor (b) a capacitor (e) an inductor(a) True(b) False6.10 For the circuit in Fig. 6.44, the voltage dividerformula is:ム+ ム。Li + L2(b) v, =ムElement(a) v,(c) U, =(d) u, =L + L2L + L2Figure 6.43For Review Question 6.6.6.7 A5-H inductor changes its current by 3 A in 0.2 s. Thevoltage produced at the terminals of the inductor is:(a) 75 V(b) 8.888 V(c) 3 V(d) 1.2 V6.8 If the current through a 10-mH inductor increasesfrom zero to 2 A, how much energy is stored in theinductor?Figure 6.44For Review Question 6.10.(a) 40 mJ(b) 20 mJAnswers: 6.1a, 6.2d, 6.3d, 6.4b, 6.Sc, 6.6b, 6.7a, 6.8b,(c) 10 mJ(d) 5 mJ6.9a, 6.10d.

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6.1 What charge is on a 5-F capacitor when it is connected across a 120-V source? 10 (a) 600 C (b) 300 C (c) 24 C (d) 12C 6.2 Capacitance is measured in: (a) coulombs (b) joules -10 (c) henrys (d) farads 6.3 When the total charge in a capacitor is doubled, the energy stored: Figure 6.42 For Review Question 6.4.

6.1 What charge is on a 5-F capacitor when it is connected across a 120-V source? 10 (a) 600 C (b) 300 C (c) 24 C (d) 12C 6.2 Capacitance is measured in: (a) coulombs (b) joules -10 (c) henrys (d) farads 6.3 When the total charge in a capacitor is doubled, the energy stored: Figure 6.42 For Review Question 6.4.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter19: Capacitors

Section: Chapter Questions

Problem 3RQ: A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted...

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