Multiple Choice Question (MCQ)
Question: What is the formula for finding volume of a hollow cylinder having outer radius 'R' inner radius 'r' and height 'h'?
A.
Pi (R<sup>2</sup> - r<sup>2</sup>)h
B.
Pi/3 (R<sup>2</sup> - r<sup>2</sup>) h
C.
2/3 Pi (R<sup>2</sup> - r<sup>2</sup>) h
D.
4/3 Pi (R<sup>2</sup> - r<sup>2</sup>)h
Correct Answer: Pi (R<sup>2</sup> - r<sup>2</sup>)h