The pressure outside a bubble/droplet of liquid is __________ the internal pressure.
A. Greater than
B. Less than
C. Equal to
D. Unpredictable ; depends on the bubble size
Answer: Option B
A. Greater than
B. Less than
C. Equal to
D. Unpredictable ; depends on the bubble size
Answer: Option B
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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