Podcast
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?
- 15 V
- 12 V (correct)
- 9 V
- 10 V
When switch K is open, what is the voltage across $U_{PN}$?
When switch K is open, what is the voltage across $U_{PN}$?
- 6 V
- 12 V (correct)
- 0 V
- 3 V
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?
- 300 mA
- 500 mA
- 200 mA (correct)
- 100 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?
Which of these components is essential for the circuit to function?
Which of these components is essential for the circuit to function?
Flashcards
DC Voltage in a Series Circuit
DC Voltage in a Series Circuit
In a series circuit of lamps, the total voltage supplied by the generator is distributed across the lamps.
Voltage across Open Switch
Voltage across Open Switch
When the switch is open, no current flows through the branch the switch is in. The voltage across that branch is 0 V.
Current in Series Circuit
Current in Series Circuit
In a series circuit, the current is the same through all components.
Voltage across Lamp in Series
Voltage across Lamp in Series
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Lamp Voltage (Series Circuit)
Lamp Voltage (Series Circuit)
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Study Notes
Physics Quiz - Electric Circuit
- 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
- Voltage Determination:
- Find voltage across UPN and UPA
- Find voltage across UBC
Part B: Switch K is Closed
-
Voltage Across L3: U3 = 3 V
-
Voltage Calculations:
- Find UPA and UCN
- Find UBC
- Insert a voltmeter to measure voltage across L1
- Calculate voltage across L1
-
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.
