Electrical energy (AQA GCSE Physics Combined Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
How do electrical appliances transfer energy?
How do electrical appliances transfer energy?
Through flow of electric charge
What does power tell us about an electrical device?
What does power tell us about an electrical device?
How quickly energy is transferred
What two factors does the power of an electrical device depend on?
What two factors does the power of an electrical device depend on?
Potential difference and current
What characterises a device with higher power?
What characterises a device with higher power?
Transfers more energy in shorter time
How should a voltmeter be connected to measure potential difference across a component?
How should a voltmeter be connected to measure potential difference across a component?
In parallel
How should an ammeter be connected to measure current through a component?
How should an ammeter be connected to measure current through a component?
In series
What is the formula linking energy transferred, charge flow and potential difference?
What is the formula linking energy transferred, charge flow and potential difference?
What is the unit for energy transferred in the formula ?
What is the unit for energy transferred in the formula ?
Joules (J)
What is the unit for charge flow in the formula ?
What is the unit for charge flow in the formula ?
Coulombs (C)
What is the formula for calculating charge flow using current and time?
What is the formula for calculating charge flow using current and time?
A charge of 25C passes through a motor at 6V. How much energy is transferred?
A charge of 25C passes through a motor at 6V. How much energy is transferred?
150J