Manufacturing and Industrial Engineering [GATE (Graduate Aptitude Test in Engineering) Mechanical Engineering (ME)]: Questions 23 - 26 of 606
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Question 23
Appeared in Year: 2010
Question MCQ▾
During the filling process of a given sand mould cavity by molten metal through a horizontal runner of circular cross section the frictional head loss of the molten metal in the runner will increase with the
Choices
Choice (4) | Response | |
---|---|---|
a. | decrease in internal surface roughness of runner | |
b. | decrease in length of runner | |
c. | increase in runner diameter | |
d. | increase in average velocity of molten metal |
Question 24
Appeared in Year: 1996
Question MCQ▾
The individual human variability in time studies to determine the production standards is taken care of by:
Choices
Choice (4) | Response | |
---|---|---|
a. | Work allowances | |
b. | Rating factor | |
c. | Personal allowances | |
d. | Question does not provide sufficient data or is vague |
Question 25
Question MCQ▾
The hot tearing in a metal casting is due to
Choices
Choice (4) | Response | |
---|---|---|
a. | wide range of solidification temperature | |
b. | high fluidity | |
c. | high melt temperature | |
d. | low coefficient of thermal expansion |
Question 26
Appeared in Year: 1994
Question MCQ▾
Electric discharge machining is more efficient process than Electrochemical machining for producing large non-circular holes.
Choices
Choice (4) | Response | |
---|---|---|
a. | False | |
b. | Cant say | |
c. | True | |
d. | Insufficient data |