Steam and Power Generation Quiz Questions & Answers Pdf - 1
Question: 1
When inspection doors on the walls of boilers are opened, flame does not leap out because
(A) these holes are located beyond the furnace
(B) flame travels always in the direction of flow
(C) these holes are small
(D) pressure inside is negative
Ans: D
pressure inside is negative
Question: 2
Which one of the following is used to bring down the speed of an impulse steam turbine to practical limits?
(A) a gear box
(B) a large fly wheel
(C) a centrifugal governor
(D) compounding of the turbine
Ans: D
compounding of the turbine
Question: 3
Orsat apparatus is used to determine products of
(A) all constituents of fuel combustion by volume
(B) all constituents of fuel combustion by mass
(C) only dry constituents of combustion by volume
(D) only dry constituents of combustion by mass
Ans: C
only dry constituents of combustion by volume
Question: 4
In an ideal impulse turbine, the
(A) axial, velocity at the inlet is equal to that at the outlet
(B) absolute velocity at the inlet of moving blade is equal to that at the outlet
(C) whirl velocity at the inlet is equal to that at the outlet
(D) relative velocity at the inlet of the moving blade is equal to that at the outlet
Ans: D
relative velocity at the inlet of the moving blade is equal to that at the outlet
Question: 5
The main advantage of a reheat Rankine cycle is
(A) increase efficiency
(B) reduced load on pump
(C) reduced load on condenser
(D) reduced moisture content in L.P. side of turbine
Ans: D
reduced moisture content in L.P. side of turbine
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