Related Questions

The safety valve on boiler drum compared to safety valve on superheater is set at
A Same value
B Higher value
C Lower value
D Lower/higher depending on steam flow
The safety valve at superheater as compared to drum safety valve setting is set at
A Higher value
B Lower value
C Same value
D Any value
A safety valve in a locomotive starts leaking. The leaking medium will be
A Water
B Dry steam
C Wet steam
D Super heated steam
A safety valve usually employed with stationary boilers is
A Lever safety valve
B Dead weight safety valve
C High steam and low water safety valve
D All of these
Which of the following is used to produce draught in the locomotive boilers ?
A Chimney
B Induced draught fan
C Forced draught fan
D Steam jet arrangement
In order to facilitate starting of locomotive in any position, the cranks of a locomotive with two cylinders, are placed at
A 45° to each other
B 90° to each other
C 120° to each other
D 180° to each other
The draught in locomotive boilers is produced by a
A Chimney
B Centrifugal fan
C Steam jet
D None of these
The draught in locomotive boilers is produced by
A forced fan
B chimney
C steam jet
D only motion of locomotive
Very high pressure boilers are usually __________ boilers.
A Fire tube
B Water tube
C Waste heat
D Natural circulation
For the same terminal conditions and valve size, the pressure drop in a fully opened globe valve as compared to that in a gate valve is
A More
B Less
C Equal
D Either A or B; depends on the viscosity of the fluid

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