(a) At what two times (in ms) in the first period following t = 0 does the instantaneous voltage in 52 Hz AC equal Vrms? (Assume V = 0 and V is increasing at t = 0.) Smaller Value ms ________ Larger Value ms __________ (b) At what two times (in ms) in the first period following t = 0 does the instantaneous voltage in 52 Hz AC equal −Vrms? (Assume V = 0 and V is increasing at t = 0.) Smaller Value ms ________ Larger Value ms __________
(a) At what two times (in ms) in the first period following t = 0 does the instantaneous voltage in 52 Hz AC equal Vrms? (Assume V = 0 and V is increasing at t = 0.) Smaller Value ms ________ Larger Value ms __________ (b) At what two times (in ms) in the first period following t = 0 does the instantaneous voltage in 52 Hz AC equal −Vrms? (Assume V = 0 and V is increasing at t = 0.) Smaller Value ms ________ Larger Value ms __________
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter25: Electromagnetic Induction
Section25.1: Electric Current From Changing Magnetic Fields
Problem 6PP
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(a) At what two times (in ms) in the first period following t = 0 does the instantaneous voltage in 52 Hz AC equal Vrms? (Assume V = 0 and V is increasing at t = 0.)
Smaller Value ms ________
Larger Value ms __________
(b) At what two times (in ms) in the first period following t = 0 does the instantaneous voltage in 52 Hz AC equal −Vrms? (Assume V = 0 and V is increasing at t = 0.)
Smaller Value ms ________
Larger Value ms __________
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