DC Circuits 6
Presentation
•
Physics
•
10th - 11th Grade
•
Medium
Abdul Alim Mustafa
Used 6+ times
FREE Resource
4 Slides • 10 Questions
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Multiple Choice
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Multiple Choice
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Multiple Choice
A potential divider is set up with resistances as shown. Calculate the potential across the 100 Ω resistor.
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Multiple Choice
A potential divider is set up with resistances as shown. Calculate the potential across the 400 Ω resistor.
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Fill in the Blanks
Two resistors are connected in series in a potential divider circuit with a battery that supplies 30 V. Resistor X produces an output voltage of 6 V. Calculate the resistance of resistor X.
(When entering your answer, you do not need to give the units)
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Multiple Choice
When the resistor is set to 40 Ω, what is its Vout?
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Multiple Choice
The picture shows a potential divider circuit with a fixed resistor and a variable resistor connected in series. The 20 Ω resistor is set as the tapped resistor. Calculate the maximum voltage output across the tapped resistor.
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Multiple Choice
The picture shows a potential divider circuit with a fixed resistor and a variable resistor connected in series. The 20 Ω resistor is set as the tapped resistor. Calculate the minimum voltage output across the tapped resistor.
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Open Ended
For the circuit in the diagram, state and explain what happens to the current in the circuit as you increase the resistance of the variable resistor from 20 Ω to 200 Ω?
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Multiple Choice
Resistors X and Y are connected in series with a 6.0 V battery of negligible internal resistance.
X has resistance R and Y has resistance R/2.
A voltmeter of resistance R is connected across Y.
What is the reading on the voltmeter?
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