1) The value normally stated when referring to alternating currents and voltages is the: d) peak value (a) instantaneous value (b) r.m.s.value (c) average value 2) An alternating current completes 100 cycles in 0.1 s. Its frequency is: (a) 20 Hz (b) 100 Hz (c) 0,002 Hz (d) 1 kHz 3) State which of the following is false. For a sine wave: (a) the peak factor is 1.414 (c) the average value is 0.637 x r.m.s. value (b) the r.m.s. value is 0.707 x peak value (d) the form factor is 1.11 4) An inductance of 10 mH connected across a 100 V, 50 Hz supply has an inductive reactance of (0) 10 π Ω (b) 1000 7 Ω (c) ΠΩ (d) x H
1) The value normally stated when referring to alternating currents and voltages is the: d) peak value (a) instantaneous value (b) r.m.s.value (c) average value 2) An alternating current completes 100 cycles in 0.1 s. Its frequency is: (a) 20 Hz (b) 100 Hz (c) 0,002 Hz (d) 1 kHz 3) State which of the following is false. For a sine wave: (a) the peak factor is 1.414 (c) the average value is 0.637 x r.m.s. value (b) the r.m.s. value is 0.707 x peak value (d) the form factor is 1.11 4) An inductance of 10 mH connected across a 100 V, 50 Hz supply has an inductive reactance of (0) 10 π Ω (b) 1000 7 Ω (c) ΠΩ (d) x H
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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![Q3) Choose the correct answer
1) The value normally stated when referring to alternating currents and voltages is the:
(a) instantaneous value (b) r.m.s.value (c) average value
d) peak value
2) An alternating current completes 100 cycles in 0.1 s. Its frequency is:
(a) 20 Hz
(b) 100 Hz
(c) 0.002 Hz
(d) 1 kHz
3) State which of the following is false. For a sine wave:
(a) the peak factor is 1.414
(c) the average value is 0.637 x r.m.s. value
(b) the r.m.s. value is 0.707 × peak value
(d) the form factor is 1.11
4) An inductance of 10 mH connected across a 100 V, 50 Hz supply has an inductive reactance of
(0) 10 π Ω
(b) 1000 π Ω
(c) ΠΩ
(d) z H](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F805f816d-a84d-404c-b50f-03292f3c1130%2F5af57649-d129-490c-8fe8-1bb7377b1314%2Fw7pgwq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q3) Choose the correct answer
1) The value normally stated when referring to alternating currents and voltages is the:
(a) instantaneous value (b) r.m.s.value (c) average value
d) peak value
2) An alternating current completes 100 cycles in 0.1 s. Its frequency is:
(a) 20 Hz
(b) 100 Hz
(c) 0.002 Hz
(d) 1 kHz
3) State which of the following is false. For a sine wave:
(a) the peak factor is 1.414
(c) the average value is 0.637 x r.m.s. value
(b) the r.m.s. value is 0.707 × peak value
(d) the form factor is 1.11
4) An inductance of 10 mH connected across a 100 V, 50 Hz supply has an inductive reactance of
(0) 10 π Ω
(b) 1000 π Ω
(c) ΠΩ
(d) z H
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