Quick questions on Volumes of revolution: rotation about the x-axis and y-axis and between curves - 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 volume when

y = 2

(a horizontal line), between

x = 0

and

x = 3

, is rotated about the

x

-axis. [2 marks]

What is q2?

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Write the integral for the volume when

y = x^2

, between

y = 0

and

y = 4

, is rotated about the

y

-axis. [2 marks]

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