Answer following questions: (a) At t = 5 ms, a sinusoidal current i is known to be zero and going negative. The current is next zero att = 25 ms. It is also known that the current is 50 mA at t = 0. • What is the linear frequency of the current i • Find an expression for i(t) (b) Two voltage sources given as vi = 10cos(100rt+20°)V and v2 = only sources of a given electric circuit. A resistor R is a component in this circuit and carries current i. When v2 is short circuited peak current through R is 2 A and current is leading v1 by 40°. When vị is short circuited peak current through R is 3 A and current is lagging v2 by 10°. Find a suitable expression for i(t) 20sin(300nt – 40°)V are the

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Answer following questions:
(а) At t
5 ms, a sinusoidal current i is known to be zero and going negative. The current is
25 ms. It is also known that the current is 50 mA at t = 0.
next zero at t =
• What is the linear frequency of the current i
• Find an expression for i(t)
(b) Two voltage sources given as vị =
only sources of a given electric circuit. A resistor R is a component in this circuit and carries
current i. When v2 is short circuited peak current through R is 2 A and current is leading v1
by 40°. When vị is short circuited peak current through R is 3 A and current is lagging v2
by 10°. Find a suitable expression for i(t)
10cos(100nt + 20°)V and v2 =
20sin(3007t – 40°)V are the
Transcribed Image Text:Answer following questions: (а) At t 5 ms, a sinusoidal current i is known to be zero and going negative. The current is 25 ms. It is also known that the current is 50 mA at t = 0. next zero at t = • What is the linear frequency of the current i • Find an expression for i(t) (b) Two voltage sources given as vị = only sources of a given electric circuit. A resistor R is a component in this circuit and carries current i. When v2 is short circuited peak current through R is 2 A and current is leading v1 by 40°. When vị is short circuited peak current through R is 3 A and current is lagging v2 by 10°. Find a suitable expression for i(t) 10cos(100nt + 20°)V and v2 = 20sin(3007t – 40°)V are the
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