Milligram of KOH required to saponify 1 gm of oil is called its __________ number.
A. Saponification
B. Acid
C. Precipitation
D. Emulsion
Answer: Option A
A. Saponification
B. Acid
C. Precipitation
D. Emulsion
Answer: Option A
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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