For a peripheral speed of 35 m/s, a grinding wheel of 800 mm diameter must rotate at
A)1600 rpm
B)835 rpm
C)435 rpm
D)60 rpm
E)85 rpm

Question

Quizplus · Accepted Answer

To find the correct RPM for a grinding wheel, you can use the formula: RPM = (Peripheral Speed in m/s * 60) / (π * Diameter in meters). Substituting the given values: RPM = (35 * 60) / (π * 0.8) ≈ 835. Hence, the correct answer is 835 rpm.

For a Peripheral Speed of 35 M/s, a Grinding Wheel