This set of Manufacturing Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Jigs and Fixtures”.
1. With the use of Jigs and fixture total cost of production
a) Increases
b) Decreases
c) Remains same
d) Jigs are not used in any production process
View Answer
Explanation: Total cost of production decreases with the use of jigs and fixture. Jigs are holding device and fixture are generally used for the bigger work piece.
2. With the use of Jigs and fixture rate of production will
a) Increase
b) Decrease
c) Remains same
d) Jigs are not used in any production process
View Answer
Explanation: Total production increase with the use of jigs and fixture. Jigs are holding device and fixture are generally used for the bigger work piece.
3. Jigs and fixture increases the accuracy of the parts.
a) True
b) False
View Answer
Explanation: Accuracy of parts increases by use of jigs and fixture. Jigs are holding device and fixture are generally used for the bigger work piece.
4. Jigs And fixture are used to provide interchangeability.
a) True
b) False
View Answer
Explanation: Interchangeability of parts increases by use of jigs and fixture. Jigs are holding device and fixture are generally used for the bigger work piece.
5. With the use of Jigs and fixture quality control expenses will
a) Reduce
b) Increases
c) Jigs and fixture are not used in any production process
d) None of the mentioned
View Answer
Explanation: Jigs and fixture increase accuracy. Jigs are holding device and fixture are generally used for bigger work piece. Interchangeability of parts increases by use of jigs and fixture.
6. With the use of Jigs and fixture
a) Labour cost decreases
b) Labour cost increases
c) Labour cost decreases
d) None of the mentioned
View Answer
Explanation: Less skilled labour required. Interchangeability of parts increases by use of jigs and fixture. Jigs and fixture increases accuracy. Jigs are holding device and fixture are generally used for bigger work piece.
7. Which of the following is not correct about fixture?
a) It is used to hold the work
b) It is used to position the work the work
c) It assures high accuracy of parts
d) It is used to guide the cutting tool
View Answer
Explanation: Fixture do not guide cutting tool. jigs and fixture increases accuracy. Jigs are holding device and fixture are generally used for bigger work piece.
8. Which of the following is not correct about jig?
a) It is used to hold the work
b) It is used to position the work the work
c) It is used to guide the cutting tool
d) None of the mentioned
View Answer
Explanation: All of the mentioned are correct about jigs. Jigs and fixture increases accuracy. Jigs are holding device and fixture are generally used for bigger work piece.
9. In which of the following operation jigs are preferred over fixture?
a) Drilling
b) Turning
c) Milling
d) Grinding
View Answer
Explanation: Jigs and fixture increases accuracy. Jigs are holding device and fixture are generally used for bigger work piece. Jigs are preferred over fixture in drilling because they also help in guidance of tool.
10. Number of degree of freedom of a workpiece in space is equal to
a) 10
b) 12
c) 14
d) 16
View Answer
Explanation: Work piece has 16 degree of freedom. It can have 16 different movements.
Sanfoundry Global Education & Learning Series – Manufacturing Engineering.
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