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If
the Current in a circuit is 3.2mA and the resistance of the wire
used in...
Q3/17 Some copper wire has a resistance of 200 Ohm at 20.C.A current is passed through...
Q3/17 Some copper wire has a resistance of 200 Ohm at 20.C.A current is passed through the wire and the temperature rises to 90°C. Determine the resistance of the wire at 90°C, assuming that the temperature coefficient of resistance * .is 0.004/-C at 0 C 201.666 Ohm O 352.778 Ohm O 232.232 Ohm O 220 Ohm O 251.85 Ohm O 521.65 Ohm O Q5/// The maximum power dissipated in a 4 load is 100 w when connected to a d.c....
Please note that in this problem you are NOT asked to find the "equivalent resistance". Not...
Please note that in this problem you are NOT asked to find the "equivalent resistance". Not all given information even has to be used. The circuit layout is shown in this diagram: R1 R1 = 6.5 Ohm, R2 = 3.2 Ohm, R3 = 3.9 Ohm, R4= 2.0 Ohm, R5 = 3.9 Ohm, R6 = 4.8 Ohm, R7 = 8.6 Ohm, R8 = 8.6 Ohm. The voltmeter is placed to measure the voltage across R8 It is measuring V8=5.5 V. What...
Need help with these A current of 75.7 mA exists in a metal wire. How many...
Need help with these
A current of 75.7 mA exists in a metal wire. How many electrons flow past a given cross-section of the wire in 9.4 min? The fundamental charge is 1.602 Times 10^-19 C. Birds resting on high-voltage power lines are a common sight. A certain copper power line carries a current of 122 A, and its resistance per unit length is 2.39 Times 10^-5 1 Ohm/m. If a bird is standing on this line with its feet...
The diagram below shows a circuit consisting of a resistance R = 125 ohm, an inductor...
The diagram below shows a circuit consisting of a resistance R = 125 ohm, an inductor with L = 71.0 mH and internal resistance r= 48 ohm, and a capacitor C = 0.203 muF. The circuit is being driven at 968 Hz and carries an rms current of 46.2 mA.What is the rms voltage between a and b, that is, across R? What is the rms voltage between b and e, that is, across the inductor? What is the rms...
In the circuit shown below the ammeter consists of a galvanometer, with resistance Rg = 100...
In the circuit shown below the ammeter consists of a
galvanometer, with resistance Rg = 100 Ω, in parallel with a
‘shunt’ resistor, Rs = 2.00 Ω. The current, Ig, flowing through the
galvanometer is 22.1 mA. The external circuit resistance is Rc =
20.0 Ω. If the EMF of the cell is 25.0 V, what is its internal
resistance?
EMF 25.0 V A )ammeter
A voltmeter has an internal resistance of 10 000 Ω and is used to measure the...
A voltmeter has an internal resistance of 10 000 Ω and is used to measure the voltage across a 47.0-Ω resistor that, without the voltmeter connected, has a current of 1.20 A pass through it. How much current is drawn away from the circuit by the voltmeter when it is connected across the resistor? 4.7 mA 5.6 mA 1.205 A 0 A
A resistor was connected to a variable voltage source and the current was measured for various...
A resistor was connected to a variable voltage source and the current was measured for various voltages.The following results were obtained: Trial Voltage (V) Current (mA) 1 1 3.3 2 1.96 7.1 3 3.03 10.9 4 3.98 13.7 where V is the voltage difference across the resistor and I is the current travelling through the resistor at the same time. Calculate the resistance for each trial and the average of the resistances. Determine the uncertainty in the average resistance. Report...
Four resistors are connected in a circuit as shown below with a12 V battery.a)...
Four resistors are connected in a circuit as shown below with a
12 V battery.a) What is the equivalent resistance of R2 and
R3?b) What is the equivalent resistance of R2,
R3, and R4?c) What is the equivalent resistance of the entire circuit?d) What is the total current flowing through the circuit?e) What is the voltage and current for each resistor?ResistorVoltageCurrent100 Ohm150 Ohm300 Ohm250 Ohm
im In the circuit above, the current through R5 (labeled as 13) is 15 mA Given...
im In the circuit above, the current through R5 (labeled as 13) is 15 mA Given Information, find the magnitude of the current through the other resistors and the magnitude of the voltage drop across the second battery VB2 Note the WebWork units for current (1) are amp. For resistance, you can use ohm VBI = 3 volts 13= 15 MA R1 = 4200 R2 = 33092 R3 = 40002 R4 = 4600 R5 = 3900 TR2 V B2
For the circuit below, determine, a. The equivalent resistance. b. The total current in the circuit. c. The total power. d. The current and voltage for R5 and R7 . Take, V = 48 V, R1 = 25 Ω, R5 = 45 Ω...
For the circuit below, determine,
a. The equivalent resistance.
b. The total current in the circuit.
c. The total power.
d. The current and voltage for R5 and R7
.
Take, V = 48 V, R1 = 25 Ω, R5 = 45 Ω, R6 = 40 Ω, and R7 = 38
Ω.
2. 10] For the circuit below, determine, a. The equivalent resistance b. The total current in the circuit. c. The total power d. The current and voltage for...
Q3/17 Some copper wire has a resistance of 200 Ohm at 20.C.A current is passed through the wire and the temperature rises to 90°C. Determine the resistance of the wire at 90°C, assuming that the temperature coefficient of resistance * .is 0.004/-C at 0 C 201.666 Ohm O 352.778 Ohm O 232.232 Ohm O 220 Ohm O 251.85 Ohm O 521.65 Ohm O Q5/// The maximum power dissipated in a 4 load is 100 w when connected to a d.c....
Please note that in this problem you are NOT asked to find the "equivalent resistance". Not all given information even has to be used. The circuit layout is shown in this diagram: R1 R1 = 6.5 Ohm, R2 = 3.2 Ohm, R3 = 3.9 Ohm, R4= 2.0 Ohm, R5 = 3.9 Ohm, R6 = 4.8 Ohm, R7 = 8.6 Ohm, R8 = 8.6 Ohm. The voltmeter is placed to measure the voltage across R8 It is measuring V8=5.5 V. What...
Need help with these
A current of 75.7 mA exists in a metal wire. How many electrons flow past a given cross-section of the wire in 9.4 min? The fundamental charge is 1.602 Times 10^-19 C. Birds resting on high-voltage power lines are a common sight. A certain copper power line carries a current of 122 A, and its resistance per unit length is 2.39 Times 10^-5 1 Ohm/m. If a bird is standing on this line with its feet...
The diagram below shows a circuit consisting of a resistance R = 125 ohm, an inductor with L = 71.0 mH and internal resistance r= 48 ohm, and a capacitor C = 0.203 muF. The circuit is being driven at 968 Hz and carries an rms current of 46.2 mA.What is the rms voltage between a and b, that is, across R? What is the rms voltage between b and e, that is, across the inductor? What is the rms...
In the circuit shown below the ammeter consists of a
galvanometer, with resistance Rg = 100 Ω, in parallel with a
‘shunt’ resistor, Rs = 2.00 Ω. The current, Ig, flowing through the
galvanometer is 22.1 mA. The external circuit resistance is Rc =
20.0 Ω. If the EMF of the cell is 25.0 V, what is its internal
resistance?
EMF 25.0 V A )ammeter
A voltmeter has an internal resistance of 10 000 Ω and is used to measure the voltage across a 47.0-Ω resistor that, without the voltmeter connected, has a current of 1.20 A pass through it. How much current is drawn away from the circuit by the voltmeter when it is connected across the resistor? 4.7 mA 5.6 mA 1.205 A 0 A
Four resistors are connected in a circuit as shown below with a
12 V battery.a) What is the equivalent resistance of R2 and
R3?b) What is the equivalent resistance of R2,
R3, and R4?c) What is the equivalent resistance of the entire circuit?d) What is the total current flowing through the circuit?e) What is the voltage and current for each resistor?ResistorVoltageCurrent100 Ohm150 Ohm300 Ohm250 Ohm
im In the circuit above, the current through R5 (labeled as 13) is 15 mA Given Information, find the magnitude of the current through the other resistors and the magnitude of the voltage drop across the second battery VB2 Note the WebWork units for current (1) are amp. For resistance, you can use ohm VBI = 3 volts 13= 15 MA R1 = 4200 R2 = 33092 R3 = 40002 R4 = 4600 R5 = 3900 TR2 V B2
For the circuit below, determine,
a. The equivalent resistance.
b. The total current in the circuit.
c. The total power.
d. The current and voltage for R5 and R7
.
Take, V = 48 V, R1 = 25 Ω, R5 = 45 Ω, R6 = 40 Ω, and R7 = 38
Ω.
2. 10] For the circuit below, determine, a. The equivalent resistance b. The total current in the circuit. c. The total power d. The current and voltage for...
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