A. steam turbines
B. water turbines
C. combustion turbines
D. Gas turbines
Submitted by: Faheem Zaman Dhaunroo
Related Mcqs:
- Reaction turbines are used for____________________?
A. low head
B. high head
C. high head and low discharge
D. high head and high discharge
E. low head and high discharge - In axial flow fans and turbines, fluid enters and leaves as follows________________?
A. radially, axially
B. axially, radially
C. axially, axially
D. radially, radially
E. combination of axial and radial - Specific speed for reaction turbines ranges from___________________?
A. 0 to 4.5
B. 10 to 100
C. 80 to 200
D. 250 to 300
E. none of the above - Francis, Kaplan and propeller turbines fall under the category of___________________?
A. Impulse turbines
B. Reaction turbines
C. Axial flow turbines
D. Mixed flow turbines
E. Reaction-cum-impulse turbines - While steam expands in turbines, theoretically the entropy________________?
A. remains constant
B. increases
C. decreases
D. behaves unpredictably
E. none of the above - Vacuum for reciprocating steam engines compared to steam turbines is__________________?
A. more
B. equal
C. less
D. could be more or less depending on the size of plant
E. none of the above - Maximum impulse will be developed in hydraulic ram when ___________________?
A. waste valve closes suddenly
B. supply pipe is long
C. supply pipe is short
D. ram chamber is large
E. supply pipe has critical diameter - A hydraulic intensifier normally consists of __________________?
A. two cylinders, two rams and a storage device
B. a cylinder and a ram
C. two co-axial rams and two cylinders
D. a cylinder, a piston, storage tank and control valve
E. special type of pump with storage device and a pressure regulator - Which place in hydraulic turbine is most susceptible for cavitation __________________?
A. inlet of draft rube
B. blade inlet
C. guide blade
D. penstock
E. draft tube exit - A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal to_________________?
A. 10 kg
B. 100 kg
C. 1000 kg
D. 1 kg
E. 10,000 kg
