Related Questions

Disappearance of snow in subzero weather exemplifies the process of
A Evaporation
B Sublimation
C Vaporisation
D Melting
During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank.
A Filtration
B Digestion
C Sedimentation
D Both B and C
Cold worked steel parts are normally subjected to
A Normalising
B Hardening
C Annealing
D Shot peening
Sewage treatment units are normally designed for
A 5 - 10 years
B 15 - 20 years
C 30 - 40 years
D 40 - 50 years
Impurities present in brine is normally removed by treatment with
A NH3 and CO2
B Lime and soda ash
C Lime, ammonia and carbon
D All of the above
The heat treatment process to which castings and the steel balls produced by cold heading are subjected is
A Tempering
B Normalising
C Annealing
D None of these
Width and depth of grooves in the tube sheet holes normally are __________ inch respectively.
A $$\frac{1}{8}$$ and $$\frac{1}{{64}}$$
B $$\frac{1}{{64}}$$ and $$\frac{1}{8}$$
C $$\frac{1}{2}$$ and 8
D $$\frac{1}{2}$$ and 5
Students can complete an associate's degree in drafting which normally takes about __________ years to complete.
A One
B Two
C Three
D Four
Fibrous fracture is normally encountered in the __________ materials.
A Hard
B Elastic
C Ductile
D Brittle
Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C.
A 400-500
B 900-1000
C 1400-1500
D 1700-1800

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