Homework Answers
Add Answer to:
1. Design an approximate current source from an ideal voltage source and a resistor in series...
2. Design an approximate voltage source from a current source and a resistor in parallel with...
2. Design an approximate voltage source from a current source and a resistor in parallel with it. The open circuit voltage should be 5.0 volts, and it should drop to no lower than 4.9 volts when a 100 Ω load is attached. What is the short-circuit current IN and parallel resistance RN?
A practical voltage source is represented by an ideal voltage source of 30 V along with...
A practical voltage source is represented by an ideal voltage source of 30 V along with a series internal source resistance of 1.2 Ω. Compute the smallest load resistance that can be connected to the practical source such that the load voltage would not drop more than 2% with respect to the source open-circuit voltage.
2. (a) Consider a non-ideal voltage source modeled as an ideal voltage source in series with...
2. (a) Consider a non-ideal voltage source modeled as an ideal voltage source in series with an unknown resistance, R. Derive an expression for the resistance, R, in terms of the voltage, V, measured with no load and the voltage, V', measured across a load of resistance RL. (b) Consider a non-ideal voltage source modeled as an ideal current source in parallel with an unknown resistance, R. Derive an expression for the resistance, R, in terms of the voltage, V,...
Q3. Consider an ideal solar cell with following parameters: Short circuit current - A and open circuit voltage 0.6V. current LOAD (a) Find the diode saturation current (lo) of the solar cell. (1...
Q3. Consider an ideal solar cell with following parameters: Short circuit current - A and open circuit voltage 0.6V. current LOAD (a) Find the diode saturation current (lo) of the solar cell. (10 points) (b) Estimate the power delivered by the solar cell to a load of RL -0.1. Justify any approximation in your calculation (10 points) (e) After few years of field operation, the solar cell developed series resistance of R, ohms and shunt resistance of Rsh ohms. Draw...
All of them have short answers. 1. If a 19.9mA current source, a 32.6kΩ resistor, a...
All of them have short answers. 1. If a 19.9mA current source, a 32.6kΩ resistor, a 49.6kΩ resistor and a 42.6kΩ resistor are all connected in parallel, then what is the current through the 42.6kΩ resistor in milliamps? 2. If a 8.9V voltage source is applied across a 43.6kΩ resistor connected in series with a 25.3kΩ resistor, then what is the voltage across the 25.3kΩ resistor in volts? 3. If the Thevenin equivalent for a circuit is a 5.5V voltage...
An uncharged capacitor and a resistor are connected in series to a source of emf. If...
An uncharged capacitor and a resistor are connected in series to a source of emf. If emf=9.00 V, capacitance=21.5 ?F, and resistance=127Ω, find (a) the time constant of the circuit. After 1.30 ms, find (b) the charge on the capacitor, (c) the voltage drop across the capacitor, (d) the voltage drop across the resistor, and (e) the current.
1. A resistor R and capacitor care connected in series with an AC voltage source with...
1. A resistor R and capacitor care connected in series with an AC voltage source with frequency f and maximum voltage Vo. a. Find the complex impedance (in the form Z = R + jX). If the impedance is written in polar form (Z = Zejº), find expressions for Z and Ⓡ. Write your answers in terms of the variables R, C, and o(= 21f). b. If the voltage source is described by the phasor V = V, ejwt, and...
A circuit has an ac voltage source and a resistor and capacitor connected in series. There is no inductor.
A circuit has an ac voltage source and a resistor and capacitor connected in series. There is no inductor. The ac voltage source has voltage amplitude 0.900 kV and angular frequency w = 20.0 rad/s. The voltage amplitude across the capacitor is 0.500 kV. The resistor has resistance R= 0.300 kΩ. Part A What is the voltage amplitude across the resistor? Part B What is the capacitance C of the capacitor? Part C Does the source voltage lag or lead the current? Part D What is the average...
Procedure 1: Measure Voltage and Current for Resistors in Series One 100-Ω Resistor Item Value voltage...
Procedure 1: Measure Voltage and Current for Resistors in Series One 100-Ω Resistor Item Value voltage across voltage source 3.174 V measured current through circuit |0.032 A resistance of the circuit calculated current through circuit current 90 difference voltage across 100-S2 resistor 3.150 V 100 Ω Two 100-Ω Resistors in Series Item Value voltage across voltage source3.198 V measured current through circuit 0.017 A resistance of the circuit calculated current through circuit current 90 difference voltage across 100-2 resistor 1.582...
8. Suppose the voltage output of a battery is 10.0V in a series circuit, and the...
8. Suppose the voltage output of a battery is 10.0V in a series circuit, and the resistances are Ri=4.0012, R2=5.0092, and R3=6.002. a. Draw a diagram of the circuit, and determine the total resistance, the current through each resistor, the voltage drop across each resistor, and the power dissipated by each resistor and the source. 9. Suppose the voltage output of a battery is 10.0V in a parallel circuit, and the resistances are Ri=4.0012, R=5.0002, and R3=6.092. b. Draw a...
2. Design an approximate voltage source from a current source and a resistor in parallel with it. The open circuit voltage should be 5.0 volts, and it should drop to no lower than 4.9 volts when a 100 Ω load is attached. What is the short-circuit current IN and parallel resistance RN?
2. (a) Consider a non-ideal voltage source modeled as an ideal voltage source in series with an unknown resistance, R. Derive an expression for the resistance, R, in terms of the voltage, V, measured with no load and the voltage, V', measured across a load of resistance RL. (b) Consider a non-ideal voltage source modeled as an ideal current source in parallel with an unknown resistance, R. Derive an expression for the resistance, R, in terms of the voltage, V,...
Q3. Consider an ideal solar cell with following parameters: Short circuit current - A and open circuit voltage 0.6V. current LOAD (a) Find the diode saturation current (lo) of the solar cell. (10 points) (b) Estimate the power delivered by the solar cell to a load of RL -0.1. Justify any approximation in your calculation (10 points) (e) After few years of field operation, the solar cell developed series resistance of R, ohms and shunt resistance of Rsh ohms. Draw...
1. A resistor R and capacitor care connected in series with an AC voltage source with frequency f and maximum voltage Vo. a. Find the complex impedance (in the form Z = R + jX). If the impedance is written in polar form (Z = Zejº), find expressions for Z and Ⓡ. Write your answers in terms of the variables R, C, and o(= 21f). b. If the voltage source is described by the phasor V = V, ejwt, and...
Procedure 1: Measure Voltage and Current for Resistors in Series One 100-Ω Resistor Item Value voltage across voltage source 3.174 V measured current through circuit |0.032 A resistance of the circuit calculated current through circuit current 90 difference voltage across 100-S2 resistor 3.150 V 100 Ω Two 100-Ω Resistors in Series Item Value voltage across voltage source3.198 V measured current through circuit 0.017 A resistance of the circuit calculated current through circuit current 90 difference voltage across 100-2 resistor 1.582...
8. Suppose the voltage output of a battery is 10.0V in a series circuit, and the resistances are Ri=4.0012, R2=5.0092, and R3=6.002. a. Draw a diagram of the circuit, and determine the total resistance, the current through each resistor, the voltage drop across each resistor, and the power dissipated by each resistor and the source. 9. Suppose the voltage output of a battery is 10.0V in a parallel circuit, and the resistances are Ri=4.0012, R=5.0002, and R3=6.092. b. Draw a...
Most questions answered within 3 hours.
-
A scientist randomly mutates the DNA of a bacterium. She then
sequences the bacterium’s daughter cells,...
asked 48 seconds from now -
A 3.15-g bullet embeds itself in a 1.17-kg block, which is
attached to a spring of...
asked 7 minutes ago -
A hawk is flying horizontally at 24.0 m/s in a straight line,
185 m above the...
asked 8 minutes ago -
Draw a Supply and Demand Graph for yourself. Now draw a dashed
line vertically down through...
asked 4 minutes ago -
1a. An aqueous solution of calcium hydroxide is
standardized by titration with a 0.116 M solution...
asked 9 minutes ago -
In response to concerns about nutritional contents of fast
foods, McDonald's has announced that it will...
asked 26 minutes ago -
A gun with inertia 5.5 kg fires a 13-g bullet at a stationary
target located 1.0...
asked 27 minutes ago -
A box contains twenty-five screws which are identical in size,
but 13 of which are copper...
asked 30 minutes ago -
“Is it possible that objectively
a product is high quality but subjectively low
quality?”
Please support...
asked 31 minutes ago -
OCHEM LAB
Why does hydration of 2-methyl-3-butyn-2-ol give the ketone,
3-hydroxy-3-methyl-2-butanone (4), rather than the aldehyde,...
asked 41 minutes ago -
A sample of gas at 15 ⁰C and 0.988 atm has a volume of 2.58
liters....
asked 48 minutes ago -
Enzymes are required in retroviruses because the genome
is not used directly as mRNA (T/F)
Please...
asked 46 minutes ago