Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 7 - Section 7.4 - Inverse Variation - Exercises - Page 287: 12

Answer

$1056\ rpm$

Work Step by Step

The relationship of two rotating pulleys connected by a belt is: (diameter of A)(rpm of A) = (diameter of B)(rpm of B). Now we have $$ 32 \times 825=25\times x\Longrightarrow x=\frac{32 \times 825 }{25}=1056\ rpm .$$
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