This set of Steam and Gas Turbines Multiple Choice Questions & Answers (MCQs) focuses on “Hydraulic Speed Responsive Governor”.
1. _____________ is the standard hydraulic governor used in prime movers.
a) Dash type isochronous governor
b) Drop governor
c) Dash type isochronous & Drop governor
d) None of the mentioned
View Answer
Explanation: Dash type isochronous governor is the standard hydraulic governor used in prime movers.
2. Dash type isochronous governor gives _________________ control.
a) Proportional
b) Integrational
c) Proportional & Integrational
d) None of the mentioned
View Answer
Explanation: Dash type isochronous governor gives both proportional and integral control.
3. Hydraulic governors have ________ adjustability to control.
a) rich
b) poor
c) medium
d) none of the mentioned
View Answer
Explanation: Hydraulic governors have poor adjustability to control and that is a major disadvantage.
4. In hydraulic governors load control is given by servo motors.
a) True
b) False
View Answer
Explanation: In some hydraulic governors load control is given by servo motors but not in all the hydraulic governors.
5. Mechanical governors have __________ moving parts than hydraulic governors.
a) less
b) more
c) equal
d) none of the mentioned
View Answer
Explanation: Hydraulic governors have more moving parts than mechanical governors.
6. Hydraulic governors are ________ sensitive when compared to mechanical governors.
a) less
b) more
c) equal
d) none of the mentioned
View Answer
Explanation: Hydraulic governors are more sensitive than mechanical governors.
7. In hydraulic governors power that moves engine throttle comes from the speeding device.
a) True
b) False
View Answer
Explanation: In hydraulic governor power that moves the engine throttle comes from the piston.
8. In hydraulic governors speed measuring device is connected to ________
a) Piston
b) Power shaft
c) Pilot valve
d) None of the mentioned
View Answer
Explanation: The speed measuring device is connected to a pilot valve in hydraulic governors.
9. _____________ is connected to servomotor in hydraulic governor.
a) Pilot valve
b) Pressure valve
c) Pilot & Pressure valve
d) None of the mentioned
View Answer
Explanation: Pilot valve has bush that moves up and down having ports that control servomotor.
10. For sliding of pilot valve it requires ______ force and it is generated from piston.
a) large
b) small
c) medium
d) none of the mentioned
View Answer
Explanation: Small amount of force is required to slide the pilot valve.
Sanfoundry Global Education & Learning Series – Steam and Gas Turbines.
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