A. Electronic
B. Structural
C. Process
D. Heavy
Related Mcqs:
- Filler material used in welding should have _________________ as compared to the parent metal to be welded ?
A. Lower melting temperature
B. Same melting temperature
C. Same composition
D. Both ‘B’ & ‘C’ - The material used for coating the welding electrode is termed as the___________________?
A. Flux
B. Slag
C. Protective layer
D. Binder - Material of construction of the electrode used in the electric resistance welding is___________________?
A. Stainless steel
B. Graphite
C. Copper
D. Steel - Catalyst used in the ‘catalytic converter’ employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is__________________?
A. Alumina
B. Platinum
C. Vanadium pentoxide
D. Iron oxide - Ionisation potential employed in the industrial electrostatic precipitator is of the order of_______________?
A. 30 to 70 kV DC
B. 30 to 70 kV AC
C. 230 V AC
D. 230 V DC - Which is the most widely used coagulant for the treatment of turbid water ?
A. Alum (aluminium sulphate)
B. Lime
C. Ferric chloride
D. Sodium aluminate - Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor) ?
A. Freon
B. Liquid sulphur dioxide
C. Methyl chloride
D. Ammonia - Hazardous/polluting chemical industries should have an ‘exclusion zone’ with a green belt and general public access prohibited around it, covering a radius of _____________ metres?
A. 100
B. 1000
C. 400
D. 4000 - Waste/polluted water discharged from electroplating, blast furnace and coal mining industries contain mainly _____________ substances?
A. Radioactive
B. Organic
C. Inorganic
D. None of these - Translational kinetic energy of molecules of an ideal gas is proportional to (where, T = absolute temperature of the gas)__________________?
A. T
B. √T
C. T2
D. 1/√T
