Multiple Choice Question (MCQ)
Question: Find the surface speed of the grinding wheel if the diameter of the grinding wheel is 300 mm (d) and RPM of the spindle is 2000 (N)?
A.
31.4 m/sec
B.
35.6 m/sec
C.
37.5 m/sec
D.
38.7 m/sec
Correct Answer: 31.4 m/sec