A. Degradation of energy
B. Decrease in system pressure
C. Increase in the availability of energy
D. Increase in the temperature
A. 7
B. 10
C. 12
D. 17
A. Pitting
B. Corrosion
C. Erosion
D. None of these
A. Fracture strength
B. Yield strength
C. Elastic limit
D. Limit of proportionality
A. Body centred cubic (bcc)
B. Hexagonal close packed (hcp)
C. Face centred cubic (fcc)
D. None of these
A. Elastic limit
B. Machining properties
C. Ductility
D. Resilience
A. 1.2 to 2.5
B. 4.5 to 6.2
C. 7.5 to 8.5
D. 10.5 to 15.5
A. Medium carbon steel
B. High carbon steel
C. Cast iron
D. Wrought iron
A. Increases
B. Decreases
C. Remain same
D. May increase or decrease (depends on the suction pressure)
A. Steel
B. Cast iron
C. Aluminium
D. None of these