Mechanical Engineering > GATE 2017 SET-1 > Machining
Two cutting tools with tool life equations given below are being compared:
Tool 1: VT0.1 = 150
Tool 2: VT0.3 = 300
where V is cutting speed in m/minute and T is tool life in minutes. The breakeven cutting speed beyond which Tool 2 will have a higher tool life is ________ m/minute.
Tool 1: VT0.1 = 150
Tool 2: VT0.3 = 300
where V is cutting speed in m/minute and T is tool life in minutes. The breakeven cutting speed beyond which Tool 2 will have a higher tool life is ________ m/minute.
Correct : 106
Similar Questions
Parts P1-P7 are machined first on a milling machine and then polished at a separate
machine. Using the information in the following table, the minimum total...
In an orthogonal machining operation, the cutting and thrust forces are equal in
magnitude. The uncut chip thickness is 0.5 mm and the shear angle is 15°. The...
A steel bar 200 mm in diameter is turned at a feed of 0.25 mm/rev with a depth of cut of 4 mm. The rotational speed of the workpiece is 160 rpm. The material re...
Total Unique Visitors
Loading......