Micro Hydro Power System
1.Which of the following is not type of hydro power plant, depending upon capacity?
A.Micro Hydro Power Plant
B. Nano Hydro Power Plant
C.Small Hydro Power Plant
D.Mini Hydro Power Plant
2.What is the Capacity of Micro Hydro Power Plant?
A.Upto 100 kW
B.101 kW -1000 kW
C.1001 kW - 6000 kW
D.6001 kW – 10000 kW
3.What is the Capacity of Mini Hydro Power Plant?
A.Upto 100 kW
B.101 kW -1000 kW
C. 1001 kW - 6000 kW
D.6001 kW – 10000 kW
4.What is the Capacity of Small Hydro Power Plant?
A.Upto 100 kW
B.101 kW -1000 kW
C.1001 kW - 6000 kW
D.6001 kW – 10000 kW
5.What is the head available for ultra-low head hydro power plant?
A.Below 3 m
B.Less than 30 m
C.Between 30 m to 75 m
D.Above 75 m
6.What is the head available for low head hydro power plant?
A.Below 3 m
B.Less than 30 m
C.Between 30 m to 75 m
D.Above 75 m
7.What is the head available for medium head hydro power plant?
A.Below 3 m
B.Less than 30 m
C.Between 30 m to 75 m
D.Above 75 m
8.What is the head available for high head hydro power plant?
A.Below 3 m
B.Less than 30 m
C.Between 30 m to 75 m
D. Above 75 m
9.Function of diversion weir is
A.To channelize the water
B.To stop the flow
C.To divert and maintain constant flow
D.All of the above
10.Function of desilting tank is
A.To trap and remove suspended matters
B.To store the excess water
C.To divert the water
D.None of the above
11.Forebay tank is _
A.Main storage of water
B.Supportive storage of water
C.Temporary storage of water
D.None of the above
12.Penstock is
A.Pipeline
B.Wall
C.Turbine
D.Tank
13.Turbine is a device which converts
A.Kinetic energy into mechanical energy
B.Mechanical Energy into Electrical Energy
C.Electrical Energy into Mechanical Energy
D.None of the above
14.Generator is a device which convers
A.Kinetic energy into mechanical energy
B.Mechanical Energy into Electrical Energy
C.Electrical Energy into Mechanical Energy
D.None of the above
15.Power house consist of
A.Turbine
B.Generator
C.Speed Governor
D.All of the above
16.Tailrace is to
A.Supply water to turbine
B.Supply water to tank
C.Discharge water from turbine to river
D.To pump water from river
17.Which of the following is not a requirement for site selection of hydroelectric power plant?
a)Availability of water
b)Large catchment area
c)Rocky land
d)Sedimentation
18.The amount of electrical energy that can be generated by a hydroelectric power plant depends upon
a)Head of water
b)Quantity of water
c)Specific weight of water
d)Efficiency of Alternator
19.Hydroelectric power plant is
a)Non-renewable source of energy
b)Conventional source of energy
c)Non-conventional source of energy
d)Continuous source of energy
20.Hydroelectric power plant is mainly located in
a)Flat areas
b)Deserts
c)Hilly areas
d)Deltas
21.Which of the following is not an advantage of hydroelectric power plant?
a)No fuel requirement
b)Low running cost
c)Continuous power source
d)No standby losses
22.Which of the following statement is true about hydroelectric power plant?
a)Hydroelectric power plants are multipurpose.
b)Due to non-uniform flow of water frequency control in such plants is very difficult.
c)Hydroelectric power plant has high running cost
d)Water is used as fuel in hydroelectric power plant
23.Penstock in a hydroelectric power plant is
a)a pipe connected to runner outlet
b)nozzle that release high pressure water on turbine blades
c) a conduit connecting forebay to scroll case of turbine
d) a pipe connecting surge tank to dam
24.In a hydro-electric plant, spillways are used......
A.To discharge all surplus water
B.To discharge surplus water on the downstream side of dam
C.Water is not available in sufficient quantity
D.None of the above
25.The cheapest plant in operation and maintenance is.......
A.Steam power plant
B.Nuclear power plant
C.Hydro-electric power plant
D.None of the above
