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Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Part C
What does the voltmeter read at night?
Express your answer with the appropriate units.
Part D
V =
0
μÃ
Value
Units
?
Does the voltmeter reading increase or decrease as the light intensity increases?
The voltmeter reading increases because the current through the resistor
increases.
The voltmeter reading increases because the current through the resistor
decreases.
The voltmeter reading decreases because the current through the resistor
increases.
The voltmeter reading decreases because the current through the resistor
decreases.
Transcribed Image Text:Part C What does the voltmeter read at night? Express your answer with the appropriate units. Part D V = 0 μà Value Units ? Does the voltmeter reading increase or decrease as the light intensity increases? The voltmeter reading increases because the current through the resistor increases. The voltmeter reading increases because the current through the resistor decreases. The voltmeter reading decreases because the current through the resistor increases. The voltmeter reading decreases because the current through the resistor decreases.
A photoresistor, whose resistance decreases with light
intensity, is connected in the circuit of the figure. On a
sunny day, the photoresistor has a resistance of
0.64 k. On a cloudy day, the resistance rises to
4.8 k. At night, the resistance is 29 k. (Figure 1)
Figure
9.0 V
V = Value
Part B
Photoresistor
V =
1.0 ΚΩ
What does the voltmeter read on a sunny day?
Express your answer with the appropriate units.
Value
www.
ww
What does the voltmeter read on a cloudy day?
Express your answer with the appropriate units.
Units
1 of 1
Units
Transcribed Image Text:A photoresistor, whose resistance decreases with light intensity, is connected in the circuit of the figure. On a sunny day, the photoresistor has a resistance of 0.64 k. On a cloudy day, the resistance rises to 4.8 k. At night, the resistance is 29 k. (Figure 1) Figure 9.0 V V = Value Part B Photoresistor V = 1.0 ΚΩ What does the voltmeter read on a sunny day? Express your answer with the appropriate units. Value www. ww What does the voltmeter read on a cloudy day? Express your answer with the appropriate units. Units 1 of 1 Units
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