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Mechanical Engineering - Workshop Technology

Exercise : Workshop Technology - Section 3
31.
Loam sand is a mixture of
30% sand and 70% clay
50% sand and 50% clay
70% sand and 30% clay
90% sand and 10% clay
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
A three high rolling mill consists of three rolls placed one above the other. Which of the following statement is correct?
The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction.
The upper and bottom rolls rotate in the same direction whereas the middle roll rotate in opposite direction.
The bottom and middle roll rotate in the same direction.
any one of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
The oxy-acetylene gas used in gas welding produce a flame temperature of
1800°C
2100°C
2400°C
3200°C
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
Metal patterns require __________ draft allowance than wooden patterns.
more
less
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
For gas welding, the presure desired at the welding torch for acetylene is
7 to 103 kN/m2
70 to 280 kN/m2
280 to 560 kN/m2
560 to 840 kN/m2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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