Series and Parallel Resistors Worksheet
Explore the fundamental concepts of series and parallel resistor circuits, including calculating equivalent resistance, current, and voltage.
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Series and Parallel Resistors
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Read each question carefully and provide thorough answers. Show all your work for calculation problems.
1. In a series circuit, what happens to the total resistance as more resistors are added?
It decreases
It increases
It remains the same
It depends on the resistor values
2. Which statement is true for a parallel circuit?
Current is the same through each resistor.
Voltage is divided among the resistors.
The reciprocal of total resistance is the sum of reciprocals of individual resistances.
Total resistance is the sum of individual resistances.
3. In a series circuit, if one resistor breaks, the entire circuit .
4. The formula for calculating equivalent resistance in a parallel circuit is .
5. A series circuit has three resistors: R1 = 10 Ω, R2 = 20 Ω, and R3 = 30 Ω. If the voltage source is 60 V, calculate the total current flowing through the circuit.
6. Two resistors, R1 = 4 Ω and R2 = 6 Ω, are connected in parallel to a 12 V battery. Calculate the equivalent resistance of the circuit.
7. In a parallel circuit, the voltage across each resistor is the same.
True
False
8. Adding more resistors in parallel decreases the total current in the circuit.
True
False
Match the circuit type with its characteristic.
9. Series Circuit
a. Total resistance decreases as resistors are added.
10. Parallel Circuit
b. Current is uniform throughout the circuit.
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