Homework Answers
a) R=0.373 ohm
b) L=650 mH
Add Answer to:
(1 point) a) In an LR circuit, the current falls to 10% of its initial value...
(1 point) In an LR circuit, L = 180 mH and R= 25 12. The switch...
(1 point) In an LR circuit, L = 180 mH and R= 25 12. The switch is closed at t = 0. a) How long does it take to rise to 40% of its final value? ms b) What percentage of the final current is attained in 5 time constants? %
(1 point) In an LR circuit, L = 130 mH and R= 15 12. The switch...
(1 point) In an LR circuit, L = 130 mH and R= 15 12. The switch is closed at t = 0. a) How long does it take to rise to 40% of its final value? ms b) What percentage of the final current is attained in 3 time constants? %
It takes 2.21 ms for the current in an LR circuit to increase from zero to 0.55 its maximum value. a. Determine the...
It takes 2.21 ms for the current in an LR circuit to increase from zero to 0.55 its maximum value. a. Determine the time constant of the circuit. b. Determine the resistance of the circuit if L = 34.0 mH.
(6 pts.] An LR circuit consists of a 1.5 kΩ resistance, 75 mH inductance, 6.0 volt...
(6 pts.] An LR circuit consists of a 1.5 kΩ resistance, 75 mH inductance, 6.0 volt battery, and a switch S. Switch S is closed at t 0, At what time will the current increase to two-thirds of its final value? 8
4. Show that a series LR circuit is a lowpass filter if the output is taken...
4. Show that a series LR circuit is a lowpass filter if the output is taken across the resistor. Calculate the corner frequency fc if L-20 mH and R 10 5. The circuit parameters for a series RLC bandstop filter are R-200 Ω, L-1 mH, C 40 pF. Calculate: (a) the center frequency (b) the half-power frequencies (c) the quality factor.
It takes 2.69 ms for the current in an LR circuit to increase from zero to...
It takes 2.69 ms for the current in an LR circuit to increase from zero to 0.66 its maximum value. Part A Determine the time constant of the circuit. Express your answer to two significant figures and include the appropriate units. Part B Determine the resistance of the circuit if 35.0 mH. Express your answer to two significant figures and include the appropriate units.
In a decaying LR series circuit we have: R = 9 Ohm, L = 3 mH,...
In a decaying LR series circuit we have: R = 9 Ohm, L = 3 mH, epsilon = 36 v. The switch disconnecting the power supply is closed at t draining the current I(t). Find; a. The time constant tau b. The initial current I_f (at t rightarrow infinity) c. The initial energy stored in the inductor. d. The voltage across the inductor at t = 1.5 tau e. The power dissipated by the resistor at t = 1.5 tau
A certain LR circuit with a battery has an inductor with L = 37 mH &...
A certain LR circuit with a battery has an inductor with L = 37 mH & τ = 6 ms. It is known that when t = 12 ms, I = 0.11 A. Determine the resistance of the resistor and the voltage of the battery. The armature of a 60 Hz ac generator rotates in a 0.19 T B-field. If the area of the coils is 0.03 m2, how many loops must the coil contain if the peak output is...
Part A LR Circuits: As shown in the figure, a circuit consists of a resistor R=17...
Part A LR Circuits: As shown in the figure, a circuit consists of a resistor R=17 in series with an ideal inductor L= 49 H having no resistance. At time t=0 s, there is a 12-A current in the circuit. At that instant, what is the rate of change of the current? Loooo 0 -19 A/S 0 12 Ao O 35 A/S O -4.2 Als -27 As
10. Find ix in the circuit below if the current supply is is(t)= 12 cos (10%t)...
10. Find ix in the circuit below if the current supply is is(t)= 12 cos (10%t) u(t) A and the initial conditions for the capacitor and inductor are 40V and 0.5A, respectively. Assume currents on those two storage elements are going down. 20i, 3502 20 mH 40 F 1022
(1 point) In an LR circuit, L = 180 mH and R= 25 12. The switch is closed at t = 0. a) How long does it take to rise to 40% of its final value? ms b) What percentage of the final current is attained in 5 time constants? %
(1 point) In an LR circuit, L = 130 mH and R= 15 12. The switch is closed at t = 0. a) How long does it take to rise to 40% of its final value? ms b) What percentage of the final current is attained in 3 time constants? %
(6 pts.] An LR circuit consists of a 1.5 kΩ resistance, 75 mH inductance, 6.0 volt battery, and a switch S. Switch S is closed at t 0, At what time will the current increase to two-thirds of its final value? 8
4. Show that a series LR circuit is a lowpass filter if the output is taken across the resistor. Calculate the corner frequency fc if L-20 mH and R 10 5. The circuit parameters for a series RLC bandstop filter are R-200 Ω, L-1 mH, C 40 pF. Calculate: (a) the center frequency (b) the half-power frequencies (c) the quality factor.
In a decaying LR series circuit we have: R = 9 Ohm, L = 3 mH, epsilon = 36 v. The switch disconnecting the power supply is closed at t draining the current I(t). Find; a. The time constant tau b. The initial current I_f (at t rightarrow infinity) c. The initial energy stored in the inductor. d. The voltage across the inductor at t = 1.5 tau e. The power dissipated by the resistor at t = 1.5 tau
Part A LR Circuits: As shown in the figure, a circuit consists of a resistor R=17 in series with an ideal inductor L= 49 H having no resistance. At time t=0 s, there is a 12-A current in the circuit. At that instant, what is the rate of change of the current? Loooo 0 -19 A/S 0 12 Ao O 35 A/S O -4.2 Als -27 As
10. Find ix in the circuit below if the current supply is is(t)= 12 cos (10%t) u(t) A and the initial conditions for the capacitor and inductor are 40V and 0.5A, respectively. Assume currents on those two storage elements are going down. 20i, 3502 20 mH 40 F 1022
Most questions answered within 3 hours.
-
In
stable industries, such as retailers, the gross profit is generally
volatile from year to year?
asked 1 minute ago -
Suppose the average time it takes to drive from SFSU to Redwood
City is 41 minutes,...
asked 1 minute ago -
Two identical positive point charges (q1 = q2 = +2.00 nC) are
placed at the bottom...
asked 2 minutes ago -
1. When you a place a rubber loose rubber band in contact with
your lip, you...
asked 3 minutes ago -
In 500 words or more, explain PCI compliance to the
database administrator at a large retailer....
asked 15 minutes ago -
Find
z0
such that
P(−z0 < z < z0) = 0.6.
(Round your answer to two...
asked 19 minutes ago -
a) The Sarbanes-Oxley Act of 2002 has been most pertinent and
transformative to management decision making...
asked 29 minutes ago -
A driver travels northbound on a highway at a speed of 24.0 m/s.
A police car,...
asked 35 minutes ago -
There are three things that contribute to the significance of
differences. The following is NOT one...
asked 41 minutes ago -
A glowing blackbody is at a temperature of 4.325×103 K. For this
temperature the peak in...
asked 48 minutes ago -
Explain the reasons for enacting the Dodd-Frank Act. What are
some of the implications of this...
asked 39 minutes ago -
What do you regard as the most pressing questions HRM
should tackle? Why do you see...
asked 42 minutes ago