CR2: Answer 5 1. Solve the following resistance problemsa. A 4.2 cm long copper wire has a cross-sectional area of 3.7 mm?. Determinethe resistance of that wire. Check the resistivity of Copper int the table givenin the textbook.b. Consider a 1.6 cm long silver wire. What is the cross-sectional area of thewire for it to have a resistance of 2.2 x 102 Q.2. Apply Ohm's law to the following problems:A current of 0.0021 A flows to a resistor having a resistance of 10.12 Q.aCalculate the voltage.b. A current of 0.045 A flows to an electrical device. If the resistance of thematerial is 6.10. what is the voltage of the electrical device?3. Given the series circuit, solve for the1.2 0aTotal resistance12 V0.2 02b. Current of each resistor0.8 Qc. Voltage of each resistor4. Given the parallel circuit, solve for thea. Total resistance12 V-1.2 03 0.6 QŹ 0.4 0Eb. Current of each resistorc. Voltage of each resistor0.05 Q5. Given the circuit, solve for the0.2 QaTotal resistance0.10b. Total current12 V1.0 0C.Total voltage0.4 Q6. Given the following resistance R, = 100, R2 = 50, and R3 = 50, and voltage V, =20V and V, = 12V, Solve the current in the circuit.V1R2wW-ER3ww-R1v27. Given the following resistance R, = 10 Q, R, = 6 0, R = 50, R, = 20 Q and voltageV, = 12V and V, = 8V. Solve for the current in the circuit.R1R2V1=ㅜ v2R3R4

Answered: Image /qna-images/answer/ae1af540-3be5-44e1-8f1c-cb12ffe09e5a.jpg

Answered: 0.05 0 5. Given the circuit, solve for…

0.05 0 5. Given the circuit, solve for the 0.2 0 a. Total resistance 0.1 0 b. Total current 12 V Ź 1.0 0 c. Total voltage 0.4 0

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter29: Dc Generators

Section: Chapter Questions

Problem 1PA: You are working as an electrician in a large steel manufacturing plant, and you are in the process...

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Concept explainers

Current Division Method

The generalized current divider formula is given by the following relation below,

Question

CR2: Answer 5

1. Solve the following resistance problems
a. A 4.2 cm long copper wire has a cross-sectional area of 3.7 mm?. Determine
the resistance of that wire. Check the resistivity of Copper int the table given
in the textbook.
b. Consider a 1.6 cm long silver wire. What is the cross-sectional area of the
wire for it to have a resistance of 2.2 x 102 Q.
2. Apply Ohm's law to the following problems:
A current of 0.0021 A flows to a resistor having a resistance of 10.12 Q.
a
Calculate the voltage.
b. A current of 0.045 A flows to an electrical device. If the resistance of the
material is 6.10. what is the voltage of the electrical device?
3. Given the series circuit, solve for the
1.2 0
a
Total resistance
12 V
0.2 02
b. Current of each resistor
0.8 Q
c. Voltage of each resistor
4. Given the parallel circuit, solve for the
a. Total resistance
12 V-
1.2 03 0.6 QŹ 0.4 0E
b. Current of each resistor
c. Voltage of each resistor
0.05 Q
5. Given the circuit, solve for the
0.2 Q
a
Total resistance
0.10
b. Total current
12 V
1.0 0
C.
Total voltage
0.4 Q
6. Given the following resistance R, = 100, R2 = 50, and R3 = 50, and voltage V, =
20V and V, = 12V, Solve the current in the circuit.
V1
R2
wW-
ER3
ww-
R1
v2
7. Given the following resistance R, = 10 Q, R, = 6 0, R = 50, R, = 20 Q and voltage
V, = 12V and V, = 8V. Solve for the current in the circuit.
R1
R2
V1=
ㅜ v2
R3
R4

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