A hole is being drilled with 1.5mm drill at a feed of 0.3 mm/revoluti – McqOptions

MCQOPTIONS

1.	A hole is being drilled with 1.5mm drill at a feed of 0.3 mm/revolution and rpm is 70. Calculate the metal removal rate in mm3/minute.
A.	18.5
B.	37
C.	74
D.	148
Answer» C. 74

Discussion

No Comment Found

Related MCQs

If cs=1 and n=40, then find the value of d. d=diameter of drill in mm, n=rpm and cs=cutting speed in mm/minute.
If d=2, n=4 and f=1. Then find the value of m. d= diameter of drill in mm, n=rpm, f=feed per revolution in mm and m=metal removal rate in mm3/minute.
If d=1, n=1 and f=4. Then find the value of m. d= diameter of drill in mm, n=rpm, f=feed per revolution in mm and m=metal removal rate in mm3/minute.
If l=20 mm, t=2 minute and s=5 mm. Then find the value of t. t=machining time in minute, l=length of travel of the drill in mm, n= rpm of the drill and s=feed per revolution of the drill in mm.
If l=10mm, n=2 rpm and t=0.5 minute. Then find the value of s. t=machining time in minute, l=length of travel of the drill in mm, n= rpm of the drill and s=feed per revolution of the drill in mm.
If l=10mm, n=2 rpm and s=5 mm. Then find the value of t. t=machining time in minute, l=length of travel of the drill in mm, n= rpm of the drill and s=feed per revolution of the drill in mm.
If the depth of cut (d1) is 10mm, then find the value of the diameter of the drill (d2).
Feed per minute (f1) is 10 and feed per revolution (f2) is 5. Then find the value of rpm.
The diameter of the drill is 20 mm and rpm of drill is 10. Find the value of cutting speed in meter/minute.
If diameter of the drill is 20 mm. Then find the value of depth of cut in mm.