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Mechanical Engineering - Workshop Technology

Exercise : Workshop Technology - Section 4
21.
A process used for making thin phosphate coating on steel is called parkerising.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
The recrystallisation temperature of steel is
400° C
600° C
800° C
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
A basic hole is one whose
lower deviation is zero
upper deviation is zero
lower and upper deviations are zero
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Seam welding is best adopted for metal thickness ranging from
0.025 to 3 mm
3 to 5 mm
5 to 8 mm
8 to 10 mm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
A file with 50 - 60 teeth in 25 mm is called bastard file.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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