The current in a 6.00 mH-inductor varies in time as shown.
Construct a graph of the self-induced emf across the inductor over the time interval t= 0 to t= 12.0 ms
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The current in a 6.00 mH-inductor varies in time as shown.
Construct a graph of the...
The current i through a 5.1 H inductor varies with time t as shown by the...
The current i through a 5.1 H inductor varies with time t as shown by the graph of the figure. The inductor has a resistance of 17 2. Find the magnitude of the induced emf ε during the time intervals (a) t = 0 to 2 ms; (b) 2 ms to 5 ms, and (c) 5 ms to 6 ms. (Ignore the behavior at the ends of the intervals.) 6 n 2 0 4 6 2 1 (ms) (a) Number...
Problem 4. A 10 mH inductor has a sudden current change from 200 mA to 100...
Problem 4. A 10 mH inductor has a sudden current change from 200 mA to 100 mA in 1 ms. Find the induced voltage. Problem 5. A induced voltage across a 10 mH inductor is v(t) 120 cos (377t) V. Find (a) the expression for the inductor current and (b) the expression for the power. The current in a 25 mH inductor is given by the expressions: i(t) 0 i(t) 10 (1-e) mA Find the voltage across the inductor and...
Chapter 30, Problem 046 The current i through a 6.5 H inductor varies with time t...
Chapter 30, Problem 046 The current i through a 6.5 H inductor varies with time t as shown by the graph of the figure. The inductor has a resistance of 14 2. Find the magnitude of the induced emf = during the time intervals (a) t = 0 to 2 ms; (b) 2 ms to 5 ms, and (c) 5 ms to 6 ms. (Ignore the behavior at the ends of the intervals.) 6 34 2 0 4 6 2...
The current increases from 15 mA to 60 mA in a 50 mH inductor over 10...
The current increases from 15 mA to 60 mA in a 50 mH inductor over 10 s. What is the induced emf across the inductor? (in V) Inductance is when a change in the current flowing through a circuit produces an induced emf voltage ε-L Δ1 /At that opposes the change L is inductance, I is current, t is time Submit Answer Incorrect. Tries 1/2 Previous Tries Post Discussion Send Feedback
2. A 33-mH inductor is directly connected to a varying current supply. a. During a “ramp...
2. A 33-mH inductor is directly connected to a varying current supply. a. During a “ramp up” period of 40. ms, the current through the inductor increases linearly from 0.50 to 1.00 A. What is the average emf induced across the inductor during this time period? A. 0.19 V D. 0.41 V B. 0.26 V E. 0.52 V C. 0.33 V b. The self-induced emf (across the inductor) will be... A. in the same direction as the current B. opposite...
The current in 5 mH inductor is periodic and triangular as shown below. a. Plot...
The current in 5 mH inductor is periodic and triangular as shown
below.
a. Plot the inductor voltage vs. time (using the relationship
that v(t) = L di/dt).
b. Plot the instantaneous power vs. time.
c. Determine the average power of the inductor (computed over
the period of the waveform, 2 ms).
i(t) 4 A 0 2 ms 3 ms 4 ms 1 ms
Find the induced emf when the current in a 49.3 mH inductor increases from 0 to...
Find the induced emf when the current in a 49.3 mH inductor increases from 0 to 526 mA in 16.0 ms .
1. An inductor (L = 250 mH) is connected to a varying voltage supply: a. At...
1. An inductor (L = 250 mH) is connected to a varying voltage supply: a. At a particular moment in time when the circuit carries a current of 4.0 A, what is the energy stored in the inductor? A. 0.50 J B. 2.0) C. 5.0J D. 20. J E. 50.J b. If the current drops from 4.0 A to 1,0 A during 500. ms, what is the average) emf induced across the inductor during that time? A. 0.33 V B....
Determine the current through a 45.0 mH inductor, in A, at time t=64.8 ms, for the...
Determine the current through a 45.0 mH inductor, in A, at time t=64.8 ms, for the voltage across the inductor shown graphically: 1:0), V 2V V 0 1, ms 1, T; -V -2V where V=4.6 V T1=13,8 18 T2=28.6 ms T3=57.2 ms
The current in a 60.0-mH inductor changes with time as i = 3.00t2 − 7.00t, where...
The current in a 60.0-mH inductor changes with time as i = 3.00t2 − 7.00t, where i is in amperes and t is in seconds. (a) Find the magnitude of the induced emf at t = 1.00 s. =_____mV (b) Find the magnitude of the induced emf at t = 4.00 s. =_____mV (c) At what time is the emf zero? =_____s
The current i through a 5.1 H inductor varies with time t as shown by the graph of the figure. The inductor has a resistance of 17 2. Find the magnitude of the induced emf ε during the time intervals (a) t = 0 to 2 ms; (b) 2 ms to 5 ms, and (c) 5 ms to 6 ms. (Ignore the behavior at the ends of the intervals.) 6 n 2 0 4 6 2 1 (ms) (a) Number...
Problem 4. A 10 mH inductor has a sudden current change from 200 mA to 100 mA in 1 ms. Find the induced voltage. Problem 5. A induced voltage across a 10 mH inductor is v(t) 120 cos (377t) V. Find (a) the expression for the inductor current and (b) the expression for the power. The current in a 25 mH inductor is given by the expressions: i(t) 0 i(t) 10 (1-e) mA Find the voltage across the inductor and...
Chapter 30, Problem 046 The current i through a 6.5 H inductor varies with time t as shown by the graph of the figure. The inductor has a resistance of 14 2. Find the magnitude of the induced emf = during the time intervals (a) t = 0 to 2 ms; (b) 2 ms to 5 ms, and (c) 5 ms to 6 ms. (Ignore the behavior at the ends of the intervals.) 6 34 2 0 4 6 2...
The current increases from 15 mA to 60 mA in a 50 mH inductor over 10 s. What is the induced emf across the inductor? (in V) Inductance is when a change in the current flowing through a circuit produces an induced emf voltage ε-L Δ1 /At that opposes the change L is inductance, I is current, t is time Submit Answer Incorrect. Tries 1/2 Previous Tries Post Discussion Send Feedback
2. A 33-mH inductor is directly connected to a varying current supply. a. During a “ramp up” period of 40. ms, the current through the inductor increases linearly from 0.50 to 1.00 A. What is the average emf induced across the inductor during this time period? A. 0.19 V D. 0.41 V B. 0.26 V E. 0.52 V C. 0.33 V b. The self-induced emf (across the inductor) will be... A. in the same direction as the current B. opposite...
The current in 5 mH inductor is periodic and triangular as shown
below.
a. Plot the inductor voltage vs. time (using the relationship
that v(t) = L di/dt).
b. Plot the instantaneous power vs. time.
c. Determine the average power of the inductor (computed over
the period of the waveform, 2 ms).
i(t) 4 A 0 2 ms 3 ms 4 ms 1 ms
1. An inductor (L = 250 mH) is connected to a varying voltage supply: a. At a particular moment in time when the circuit carries a current of 4.0 A, what is the energy stored in the inductor? A. 0.50 J B. 2.0) C. 5.0J D. 20. J E. 50.J b. If the current drops from 4.0 A to 1,0 A during 500. ms, what is the average) emf induced across the inductor during that time? A. 0.33 V B....
Determine the current through a 45.0 mH inductor, in A, at time t=64.8 ms, for the voltage across the inductor shown graphically: 1:0), V 2V V 0 1, ms 1, T; -V -2V where V=4.6 V T1=13,8 18 T2=28.6 ms T3=57.2 ms
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