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Questions and Answers
What is the voltage maintained by the generator across its terminals?
What is the voltage maintained by the generator across its terminals?
When switch K is open, what is the voltage across $U_{PN}$?
When switch K is open, what is the voltage across $U_{PN}$?
What is the current flowing through lamp $L_3$ if $I_1$ is 500 mA and $I_2$ is 300 mA?
What is the current flowing through lamp $L_3$ if $I_1$ is 500 mA and $I_2$ is 300 mA?
What is the voltage across lamp $L_3$ when switch K is closed?
What is the voltage across lamp $L_3$ when switch K is closed?
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Which of these components is essential for the circuit to function?
Which of these components is essential for the circuit to function?
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Study Notes
Physics Quiz - Electric Circuit
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Circuit Components:
- Generator (G) maintains a constant voltage (UPN = 12 V)
- Three lamps (L1, L2, L3)
- Switch (K)
- Connecting wires
Part A: Switch K is Opened
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Voltage Determination:
- Find voltage across UPN and UPA
- Find voltage across UBC
Part B: Switch K is Closed
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Voltage Across L3: U3 = 3 V
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Voltage Calculations:
- Find UPA and UCN
- Find UBC
- Insert a voltmeter to measure voltage across L1
- Calculate voltage across L1
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Current Calculation:
- Generator current (I1) = 500 mA
- Current through L2 (I2) = 300 mA
- Determine current through L3 (I3)
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Description
Test your knowledge of electric circuits with this quiz. You'll explore voltage calculations and current determinations across various components such as lamps and a generator. Perfect for students studying physics and electrical engineering concepts.
