What does Ohm's Law relate in a circuit?

Circuit Analysis and Laws

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Physics, Science
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10th - 12th Grade
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Hard

Sophia Harris
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Voltage, resistance, and power
Current, resistance, and power
Voltage, current, and resistance
Voltage, current, and power
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to maintain consistency in defined directions for current and voltage?
To increase the circuit's efficiency
To simplify the circuit design
To ensure accurate power calculations
To avoid confusion and errors in problem-solving
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does Kirchhoff's Voltage Law state?
The total resistance in a series circuit is the sum of individual resistances
The sum of currents entering a node is zero
The sum of voltages around a loop is zero
The voltage across a resistor is proportional to the current
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example circuit, what happens if the calculated current is negative?
The voltage source is too high
The resistance values are incorrect
The current direction is opposite to the defined direction
The circuit is incorrect
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine the voltage across a resistor using Ohm's Law?
Subtract the resistance from the current
Multiply the current by the resistance
Divide the current by the resistance
Add the current and resistance
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When applying Kirchhoff's Voltage Law, what is the convention for voltage changes?
Voltage increases are negative, decreases are positive
Voltage increases are positive, decreases are negative
All voltage changes are positive
All voltage changes are negative
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Kirchhoff's Current Law?
The power dissipated in a resistor is proportional to the square of the current
The sum of currents entering a node is zero
The sum of voltages around a loop is zero
The total resistance in a parallel circuit is the reciprocal of the sum of reciprocals
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