Which of the following disadvantages occurs due to low power factor?
A.Greater conductor size
B.Poor voltage regulation
C.Large copper losses
D.Large KVA rating of transformers
E.All of the above
A.Greater conductor size
B.Poor voltage regulation
C.Large copper losses
D.Large KVA rating of transformers
E.All of the above
A.0.8 leading
B.0.8 lagging
C.0.5 lagging
D.0.5 leading
E.0.1 lagging
A.100 MW
B.200 MW
C.220 MW
D.400 MW
E.500 MW
A.Methane
B.Acetylene
C.Carbon monoxide
D.Hydrogen
E.Ammonia
A.Aluminium
B.Steel
C.Copper
D.Wood
E.Cast iron
A.Use of high pressures
B.Reheating of steam at some intermediate stage
C.Regeneration
D.All of the above
E.None of the above
A.Benzol
B.Methyl alcohol
C.Ethyl alcohol
D.Naphta
E.None of the above
A.One gram of water through 1?C
B.One gram of water through 1?F
C.One kilogram of water through ?F
D.One pound of water through 1?C
E.One pound of water through 1?F
A.Water should be sprinkled
B.Conductors should be erthed
C.Rubber pieces should be thrown
D.Carbon tetrachloride fire extinguisher should be used
E.Carbondioxide fire extinguisher should be used
A.2.7
B.1.35
C.1
D.0.84
E.0.35