Which of the following is the most suitable material of construction for the condenser tubes, where the cooling medium is brine (salty water)?
A. Aluminium
B. Copper
C. Titanium
D. Stainless steel
Answer: Option C
A. Aluminium
B. Copper
C. Titanium
D. Stainless steel
Answer: Option C
Which of the following will resist maxi-mum shock & vibration without cracking?
A. Grey cast iron
B. White cast iron
C. Malleable iron
D. Graphite
A. Pulverised fuel
B. Travelling grate stoker firing
C. Circulating fluidised bed
D. Fluidised bed
Isotropic materials have the same __________ in all directions.
A. Induced stresses
B. Density
C. Elastic properties
D. Thermal properties
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