Quick questions on Work, energy and power: the work-energy principle, power, Hooke's law and elastic energy - OCR A-Level Further Maths A

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?

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Find the kinetic energy of a

4

kg mass moving at

3

m s

^{-1}

. [2 marks]

What is q2?

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An engine works at

12

kW. Find the driving force at a speed of

20

m s

^{-1}

. [2 marks]

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