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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 4
26.
__________ welding will be the most suitable for butt welding two 20 cms thick boiler drum mild steel plates.
Electrical resistance
Electroslag
Plasma torch
Submerged arc
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Machinability of hard alloys & tool steels is improved by
spherodising
annealing
tempering
normalising
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
LASER
stands for Light Amplification by Stimulated Emission of Radiation.
has the same intensity as visible light.
can't be used for cutting metals.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
__________ forces do not act in case of fluids.
Vibratory
Centrifugal
Elastic
Tensile
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Which of the following is not a natural abrasive ?
Silicon carbide
Quartz
Corundum
Emery
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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