Energy Engineering Vertical Axis Wind Mill Online Exam Quiz
Energy Engineering Vertical Axis Wind Mill GK Quiz. Question and Answers related to Energy Engineering Vertical Axis Wind Mill. MCQ (Multiple Choice Questions with answers about Energy Engineering Vertical Axis Wind Mill
When was the Darrieus type machine invented?
Options
A : 1925
B : 1932
C : 1929
D : 1948
Why is Savonius rotor not suitable for installation?
Options
A : Because of long drive shaft
B : Because of its low capacity motor
C : Because of its typical blade design
D : Due to the light material it is made of
Aero turbine is the fraction of power in the wind through the swept area which is converted into useful mechanical shaft power is called _____________
Options
A : Coefficient of performance
B : Coefficient of variation
C : Coefficient of lift
D : Coefficient of spin
Which of the following type of turbine or the rotor requires relatively low velocity winds for operation?
Options
A : Cup anemometer
B : Savonius rotor
C : Darrieus type rotor
D : Magnus effect rotor
Which type of vertical wind machine has relatively low solidity and low starting torques?
Options
A : Cup anemometer
B : Savonius rotor
C : Darrieus type rotor
D : Magnus effect rotor
Which type of vertical wind machine consists of spinning cylinders?
Options
A : Cup anemometer
B : Savonius rotor
C : Darrieus type rotor
D : Magnus effect rotor
What units does the anemometer measure in?
Options
A : Feet per minute
B : Liters per minute
C : Centimeters per minute
D : Meter per seconds
Which type of axis does a Savonius Rotor has?
Options
A : Horizontal axis
B : Mediolateral axis
C : Vertical axis
D : Lateral Axis
What form of force acts on the blades of Darrieus machine?
Options
A : Pure tension
B : Compression
C : Shear force
D : Air resistance force
In which wind measuring device a tubular piece of thin flexible fabric hanged vertically to determine direction?
Options
A : Wind socks
B : Weather vane
C : Pin wheels
D : Anemometers
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