Power (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
What does power measure?
What does power measure?
How quickly energy is transferred
What is the unit for measuring power?
What is the unit for measuring power?
Watts (W)
What does one watt mean?
What does one watt mean?
One joule transferred per second
Which formula calculates power from energy and time?
Which formula calculates power from energy and time?
Which formula calculates power from work and time?
Which formula calculates power from work and time?
How can you rearrange the power formula to find energy?
How can you rearrange the power formula to find energy?
What is the typical power rating of a hairdryer?
What is the typical power rating of a hairdryer?
1500 W
What is the typical power rating of a TV?
What is the typical power rating of a TV?
50 W
What power does a typical nuclear power station generate?
What power does a typical nuclear power station generate?
W
A microwave transfers 48000 J in 1 minute. What is its power?
A microwave transfers 48000 J in 1 minute. What is its power?
800 W
A 120 N force moves an object 40 m in 2 minutes. Find the power.
A 120 N force moves an object 40 m in 2 minutes. Find the power.
40 W
Why must you convert minutes to seconds in power calculations?
Why must you convert minutes to seconds in power calculations?
Watts require time in seconds