QA Paper: Electricity
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🎯 Exam Preparation Kit
Electricity Exam Preparation
English 10 leveled MCQs Free
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7 marks Long answer
Discuss the impact of temperature on the resistance of conductors.
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Resistance typically increases with temperature due to increased atomic vibrations.
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6 marks Long answer
Explain the significance of Kirchhoff's laws in electrical circuits.
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They help analyze complex circuits by applying conservation of charge and energy.
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5 marks Long answer
Describe how to draw a circuit diagram for a simple series circuit.
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Use symbols for components, connect them in a line, and indicate the power source.
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4 marks Medium answer
Explain the concept of voltage in an electrical circuit.
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Voltage is the electric potential difference between two points.
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4 marks Medium answer
Calculate the total resistance in a series circuit with resistors of 4Ω, 6Ω, and 10Ω.
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Total resistance = 20Ω.
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3 marks Medium answer
Differentiate between series and parallel circuits.
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In series, current is the same, voltage divides; in parallel, voltage is the same, current divides.
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3 marks Medium answer
What happens to the total resistance in a series circuit when more resistors are added?
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Total resistance increases.
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1 marks Short answer
Define Ohm's Law.
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Voltage equals current times resistance (V = IR).
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1 marks Short answer
What is the unit of electrical resistance?
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Ohm.
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1 marks Short answer
State the formula for electrical power.
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Power (P) = Voltage (V) × Current (I).
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