Related Questions

The chemical used in breather for transformer should have the quality of
A ionizing air
B absorbing moisture
C cleansing the transformer oil
D cooling the transformer oil
What is the function of breather in a transformer?
A To provide oxygen inside the tank
B To cool the coils during reduced load
C To cool the transformer oil
D To arrest flow of moisture when outside air enters the transformer
The function of breather in a transformer is
A to provide oxygen inside the tank
B to cool the coils during reduced load
C to cool the transformer oil
D to arrest flow of moisture when outside air enters the transformer
Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The reatio of chemical potential to free energy of a pure substance at oconstant temperature and pressure is
A 0
B 1
C ∞
D None of these
It is____ to try destroy pest completely with chemical poisons, for as each new chemical pesticide introduced, the insects gradually become ____ to it.
A useless/drawn
B pointless/vulnerable
C futile/resistant
D wicked/indifferent
A container holds 4 quarts of chemical and 4 quarts of water. How many quarts of water must be added to the container to create a mixture that is 3 parts chemical to 5 parts water by volume?
A 4/3
B 5/3
C 7/3
D 8/3
The economic life of a large chemical process plant as compared to a small chemical plant is
A Only slightly more
B Much more
C Slightly less
D Almost equal
'Utilities' in a chemical process plant includes compressed air, steam, water, electrical power, oxygen, acetylene, fuel gases etc. Utility costs for ordinary chemical process plants ranges roughly from __________ percent of the total product cost.
A 1 to 5
B 10 to 20
C 25 to 35
D 35 to 45
Chemical engineering thermodynamics is concerned with the __________ in/of chemical processes.
A Reaction mechanism
B Calculation of rates
C Energy transformation from one form to the another
D None of these
Chemical kinetics can predict the __________ of a chemical reaction.
A Rate
B Feasibility
C Both A & B
D Neither A nor B

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