The delivery pressure of boiler feed water pump compared to the boiler steam pressure is___________________?
A. Same
B. Slightly less
C. Slightly more
D. Much more
Chemical Engineering Basics
The trace metal present in insulin is____________________?
The trace metal present in insulin is____________________?
A. Cu
B. Zn
C. Fe
D. Ni
For a first order chemical reaction, the concentration of the reactant decreases __________________ with time?
For a first order chemical reaction, the concentration of the reactant decreases __________________ with time?
A. Linearly
B. Exponentially
C. Logarithmically
D. Inversely
Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be_______________?
Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be_______________?
A. More
B. Less
C. Same
D. Either more or less; depends on the climatic conditions
Globular form of cementite is formed during the _________________ process ?
Globular form of cementite is formed during the _________________ process ?
A. Spheroidising
B. Hardening
C. Annealing
D. Normalising
The burnout heat flux in the nucleate boiling regime is not a function of the_________________?
The burnout heat flux in the nucleate boiling regime is not a function of the_________________?
A. Liquid density
B. Vapour density
C. Temperature difference
D. Heat of evaporation
Use of water as a manometric liquid suffers from the disadvantage of its____________________?
Use of water as a manometric liquid suffers from the disadvantage of its____________________?
A. Low vapour pressure
B. Corrosive nature
C. High vapour pressure
D. High boiling point
Iron content in Indian iron ore is about _________________ percent?
Iron content in Indian iron ore is about _________________ percent?
A. 80-85
B. 60-65
C. 40-45
D. 20-25
Shrinkage allowance on pattern is provided to compensate for shrinkage when the _____________________?
Shrinkage allowance on pattern is provided to compensate for shrinkage when the _____________________?
A. Metal changes from liquid state to solid state at freezing temperature
B. Solid phase temperature drops from freezing temperature to the room temperature
C. Liquid metal temperature drops from pouring temperature to room temperature
D. Liquid metal temperature drops from pouring temperature to freezing temperature
_____________________ of austenite decreases the hardenability in steel ?
_____________________ of austenite decreases the hardenability in steel ?
A. Fine grains
B. Coarse grains
C. Homogeneity
D. Dissolved elements (except cobalt)