Power (Edexcel A-Level Further Mathematics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does power measure?
What does power measure?
Rate of doing work
Which formula represents average power?
Which formula represents average power?
What is the formula for instantaneous power?
What is the formula for instantaneous power?
What does watt equal?
What does watt equal?
J/s
How many watts are in kilowatt?
How many watts are in kilowatt?
W
A force of N moves an object m in s. What is the average power?
A force of N moves an object m in s. What is the average power?
W
At constant speed, how does tractive force compare to resistance force?
At constant speed, how does tractive force compare to resistance force?
They are equal
A car travels at ms⁻¹ with power kW. What is the tractive force?
A car travels at ms⁻¹ with power kW. What is the tractive force?
N
A car at ms⁻¹ has power increased from kW to kW. With N resistance, find .
A car at ms⁻¹ has power increased from kW to kW. With N resistance, find .
N
Convert km/h to ms⁻¹.
Convert km/h to ms⁻¹.
ms⁻¹