Renewable Energy Resources (MCQs)
Answers are given after a set of 26 Questions, then 58 No. and then in the end.
1 Which of the
following is a disadvantage of renewable energy
a. High pollution
b. Available only in
few places
c. High running cost
d. Unreliable supply
2 A Solar cell is an
electrical device that converts the energy of light directly into electricity
by the
a. Photovoltaic
effect
b. Chemical effect
c. Atmospheric effect
d. Physical effect
3 In hydroelectric
power, what is necessary for the production of power throughout the year
.a, Dams filled with
water
b. High amount of air
c. High intense
sunlight
d. Nuclear power
4 The main
composition of biogas is
a. Methane
b. Carbon dioxide
c. Nitrogen
d. Hydrogen
5 Which Ministry is
mainly responsible for research and development in renewable energy
sources such as wind
power, small hydro, biogas and solar power?
a. Human Resource
Development
b. Agriculture and
Farmers Welfare
c. Ministry of New
and Renewable Energy
d. Health and Family
Welfare
6 Which among the
following have a large amount of installed grid interactive renewable
power capacity in
India
a. Wind power
b. Solar power
c. Biomass power
d. Small Hydro power
7 The world’s first 100% solar
powered airport located at
a. Cochin, Kerala
b. Bengaluru,
Karnataka
c. Chennai, Tamil
Nadu
d. Mumbai,
Maharashtra
8 Which of the
following is not under the Ministry of New and Renewable Energy
a. Wind energy
b. Solar energy
c. Tidal energy
d. Large hydro power
energy
9 . Where is the
largest Wind Farm located in India
a. Jaisalmer Wind
Park, Rajasthan
b. Muppandal Wind
Farm, Tamil Nadu
c. Vaspet Wind Farm,
Maharashtra
d. Chakala Wind Farm,
Maharashtra
10 Which Indian
enterprise has the Motto “ENERGY FOREVER”
a. Indian Renewable
Energy Development Agency
b. Indian
Non-Renewable Energy Development
c. Indian
Agricultural Development
d. Indian
Biotechnology Development
11 Which of the
following is (are) renewable resource(s)
a. wind
b. tides
c. geothermal heat
d. all of the above
12 Which of the
following country generate all their electricity using renewable energy
a. Iceland
b. England
c. USA
d. China
13 Renewable energy
often displaces conventional fuel in which of the following area
a. space heating
b. transportation
c. electricity
generation
d. all of the above
14 Which of the
following is used as fuel for transportation
a. ethanol
b. aldehyde
c. ketone
d. all of the above
15 Biodiesel is
produced from oils or fats using
a. fermentation
b. transesterification
c. distillation
d. none of the above
16 Photovoltaic cell
converts solar energy into
a. heat energy
b. electric energy
c. mechanical energy
d. chemical energy
17 In which of the
following region winds are stronger and constant
a. deserts
b. offshore
c. low altitudes
sites
d. all of the above
18 Following country
met more than 40% of its electricity demand from wind energy
a. Denmark
b. Portugal
c. Ireland
d. Spain
19 Concentrated solar
power (CSP) systems use ____ to focus a large area of sunlight into a
small beam
a. lenses
b. mirrors
c. tracking systems
d. all of the above
20 The difference, in
temperature between the core of the planet and its surface, is known as
a. geothermal
coefficient
b. geothermal
gradient
c. geothermal
constant
d. none of the above
21 Direct Solar
energy is used for
a. Water heating
b. Distillation
c. Drying
d. All of the above
22 The following is
indirect method of Solar energy utilization
a. Wind energy
b. Biomass energy
c. Wave energy
d. All of the above
23 The hour angle is
equivalent to
a. 10° per hour
b. 15° per hour
c. 20° per hour
d. 25° per hour
24 The following is
(are) laws of black body radiation.
a. Plank’s law
b. Stefan-Boltzmann
law
c. both (A) and (B)
d. None of the above
25 Beam radiations
are measured with
a. Anemometer
b. Pyrheliometer
c. Sunshine recorder
d. All of the above
26 The function of a
solar collector is to convert.......
a. Solar Energy into Electricity
b. Solar Energy
radiation
c. Solar Energy
thermal energy
d. Solar Energy
mechanical energy
27 Most of the solar radiation received on earth surface lies within the range of........
a. 0.2 to 0.4 microns
b. 0.38 to 0.78
microns
c. 0 to 0.38 microns
d. .5 to 0.8 microns
28 For satellite the
source of energy is........
a. Acrogenic storage
b. Battery
c. Solar cell
a. Any of the above
29 Reflecting mirrors
used for exploiting solar energy are called........
a. Mantle
b. Ponds
c. Diffusers
d. Heliostats
30 What does Heating
and cooling of the atmosphere generates
a. Thermo line
circulation
b. Radiation currents
c. Convection
currents
d. Conduction
currents
31 How much wind
power does India hold
a. 20,000 MW
b. 12,000 MW
c. 140,000 MW
d. 5000 MW
32 What is the main
source for the formation of wind
a. Uneven land
b. Sun
c. Vegetation
d. Seasons
33 . Which country
created wind mills
a. Egypt
b. Mongolia
c. Iran
d. Japan
34 What happens when
the land near the earth’s equator is heated?
a. All the oceans
gets heated up
b. Small wind
currents are formed
c. Rise in tides
d. Large atmospheric
winds are created
35 What type of
energy is wind energy?
a. Renewable energy
b. Non-renewable energy
c. Conventional
energy
d. Commercial energy
36 . What are used to
turn wind energy into electrical energy?
a. Turbine
b. Generators
c. Yaw motor
d. Blades
37 A solar cell is a
a. P-type
semiconductor
b. N-type
semiconductor
c. Intrinsic
semiconductor
d. P-N Junction
38 Which of the
following materials cannot be used as solar cells materials?
a. Si
b. GaAs
c. CdS
d. PbS
39 What is the
difference between Photodiode and Solar cell?
a. No External Bias
in Photodiode
b. No External Bias
in Solar cell
c. Larger surface
area in photodiode
d. No difference
40 During the
collection of e-h pairs, holes are collected by
a. Front contact
b. Back contact
c. Si-wafer
d. Finger electrodes
41 . Fuel cell
converts chemical energy to electrical energy using a reaction that
a. Eliminates
combustion of fuel
b. Requires
combustion of fuel
c. Requires no
ignition of fuel
d. fuel is not
required
42 . Fuel cell
performance is not limited by
a. First law of
Thermodynamics
b. Second law of
Thermodynamics
c. Third law of
Thermodynamics
d. All three laws are
applicable
43 For which of these
devices does a negative charge carrier flow from anode to cathode in the
external circuit?
a. MHD generator
b. Thermionic
generator
c. Thermoelectric
generator
d. Fuel cell
44 The type of
reactions in a fuel cell is not determined by
a. Fuel and oxidizer
combination
b. Composition of
electrolyte
c. Materials of anode
and cathode
d. catalytic effects
of reaction container
45 Which of these
gases or liquids are not used as source of hydrogen in fuel cells?
a. C2H6
b. C2H2
c. C6H6
d. C2H5OH
46 Which of these
should not be properties of fuel cell electrodes?
a. Good electrical
conductors
b. Highly resistant
to corrosive environment
c. Should perform
charge separation
d. take part in
chemical reactions
47 The process of
producing energy by utilizing heat trapped inside the earth surface is called
a. Hydrothermal
energy
b. Geo-Thermal energy
c. Solar energy
d. Wave energy
48 How much is the
average temperature at depth of 10 km of earth surface?
a. 200 oC
b. 900 oC
c. 650 oC
d. 20 oC
49 What is hot molten
rock called?
a. Lava
b. Magma
c. Igneous rocks
d. Volcano
50 How many kinds of
Geo thermal steams are there?
a. 2
b. 3
c. 4
d. 5
51 What does EGS
stand for in geothermal energy?
a. Engraved
Geothermal systems
b. Enhanced
geothermal system
c. Exhaust gas system
d. Engineered geo
physical system
52 Earth’s outer layer rock is
called as
a. Mantle
b. Crust
c. Outer core
d. Asthenosphere
53 The hole on earth’s surface from where
the steam from the earth comes out is called as
a. Gash
b. Mud pot
c. Void
d. Fumaroles
54 Which kind
geothermal plant is most common type?
a. Dry steam
b. Flash
c. Binary
d. Wet steam
55 How much is the
efficiency of geothermal plant?
a. 28%
b. 15%
c. 42%
d. 30%
56 Which of the
following liquid metal is not used as a magneto hydrodynamic generation
(MHD) working fluid?
a. Potassium
b. Sodium
c. Lithium
d. All of these.
57 Coal is processed
and burnt in the combustor of a hybrid MHD at a high temperature and
pressure with the
preheated air to form which among the following element?
a. Steam
b. Plasma
c. Coke
d. None of these.
58 What is the
working fluid in closed cycle MHD system?
a. Helium and argon
b. Coal
c. Natural gas
d. Potassium
59 The ocean thermal
energy conversion(OTEC) is uses
a. Energy difference
b. Potential
difference
c. Temperature
difference
d. Kinetic difference
60 The by-product of
the ocean thermal energy conversion is
a. Hot water
b. Cold water
c. Chemicals
d. Gases
61 How many types of
OTEC plants are there?
a. 1
b. 2
c. 3
d. 4
62 Closed cycle
systems use the fluid having
a. High boiling
points
b. Low boiling points
c. High viscosity
d. low viscosity
63 Warm surface sea
water is pumped through a ____________ to vaporise the fluid.
a. Heat exchanger
b. Generator
c. Evaporator
d. Condenser
64 The steam leaves
the
a. Salts
b. Aluminium
c. Copper
d. Silver
65 The open cycle
system produces ___________ water.
a. Desalinated
b. Impure
c. Contaminated
d. Chlorinated
66 Tidal energy is a
form of
a. Wind power
b. Solar power
c. Heat energy
d. Hydro power
67 Tidal energy has
________ for future electricity generation.
a. Kinetic energy
b. Potential
c. Wind power
d. Solar power
68 Which of the
following is the best form of energy that can be used at any time?
a. Wind energy
b. Solar energy
c. Tidal energy
d. Heat energy
69 The oceanic tides
are due to
a. Heavy Winds
b. Slight earth
quakes
c. Water force
d. Gravitational
interaction
70 Tidal power is
practically
a. Exhaustible
b. Inexhaustible
c. Not possible
d. Complicated
No comments:
Post a Comment