202 Questions

Electricity

Practice Electricity MCQs from Physics — Science.

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What is the SI unit of electric charge?

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Which instrument is used to measure electric current in a circuit?

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According to Ohm's Law, what is the relationship between Voltage (V), Current (I), and Resistance (R)?

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What is the commercial unit of electrical energy commonly used in Nepal?

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Which of the following is a good conductor of electricity?

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What is the standard frequency of AC supply in Nepal?

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A device used to protect electrical circuits from overcurrent is called a:

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Which metal is used as a filament in an incandescent electric bulb?

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What happens to the total resistance when resistors are connected in series?

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The rate of flow of electric charge is known as:

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Which of these is the correct color code for the Earth wire in modern household wiring?

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A voltmeter should always be connected in ____ with the component.

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What is the formula for calculating electrical power?

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Which material is commonly used for making heating elements in electric heaters?

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An electric iron consumes 1000W of power. If it is used for 1 hour, how much energy is consumed in units?

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What does an electric motor convert?

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The potential difference between the live wire and neutral wire in Nepal is generally:

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What is the work done per unit charge known as?

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Which of the following does NOT affect the resistance of a conductor?

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A step-up transformer increases the:

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