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POWER PLANT ENGINEERING QUIZ

Total questions: 71

Worksheet time: 41mins

Name
Class
Date
1.

Guess the image

a)

Draft Tube

b)

Cooling Pond

c)

Cooling Tower

d)

Convergent Nozzole

2.

The coal which has highest ash content is:

a)

Lignite

b)

Coke

c)

Bituminous

d)

Peat

3.

What kind of a process does a ‘Steam Power Plant’ undergoes?

a)

Adiabatic

b)

Cyclic

c)

Irreversible

d)

Expansion

4.

Water that is fed back to the boiler by the pump is called?

a)

Adsorbate

b)

Absorbate

c)

Condenset

d)

Condensate

5.

The product of efficiency & heat transferred to the working fluid is ?

a)

Net temperature change

b)

Net work done

c)

Net enthalpy change

d)

None of the mentioned

6.

What are the components of a Steam Power Plant?

a)

Evaporator, Condenser, Boiler, Expansion valve

b)

Evaporator, Condenser, Boiler, Turbine

c)

Boiler, Turbine, Condenser, Pump

d)

Boiler, Turbine, Pump, Expansion valve

7.

Which of the following type of fuel does not contain ash?

a)

coal

b)

fuel oil

c)

natural gas

d)

synthetic fuels

8.

A steam turbine is basically an assemblage of ____________

a)

nozzle & condenser

b)

blades & condenser

c)

nozzle & blades

d)

nozzle & fans

9.

The energy conversion occurring in a steam turbine is a ______ step process.

a)

1

b)

2

c)

3

d)

4

10.

In a water-tube boiler, water flows through?

a)

drum

b)

shell

c)

tube

d)

none of the mentioned

11.

Which of the following is not considered a type of coal according to ASTM?

a)

anthracite

b)

bituminous

c)

peat

d)

lignite

12.

A good quality coal should have __________

a)

high ash content

b)

high sulphur

c)

low fusion point of ash

d)

none of the mentioned

13.

What is thermal power?

a)

Electricity generation using heat value of the fuel.

b)

Electricity generation using wave energy of the water.

c)

Electricity generation using wind.

d)

None of these

14.

Why coal is used in T.P.P?

a)

Inexpensive

b)

High carbon intensive

c)

Costly

d)

None of these

15.

Dead storage is

a)

Store required coal for 24 – 30 hrs of the boiler running

b)

Store coal for future use

c)

Store coal for 5 to 10 days

d)

Store coal for 2 days

16.

The use of cooling tower is

a)

cool the condenser circulating water

b)

cool the steam comes out from the turbine

c)

cool the feed water

d)

none of the above

17.

In overfeeding

a)

Coal is fed above the grate

b)

Coal is fed under the grate

c)

Coal is fed along with air

d)

Coal fed by both above and under the grate

18.

In jet condenser the exhaust steam and cooling water are

a)

Mix up together

b)

Flows in separate pipes

c)

One fluid flows in the pipe and other flows in the shell

d)

Both are separated by the plate

19.

Which one is not a method of feed water treatment

a)

Thermal treatment

b)

Chemical treatment

c)

Demineralisation

d)

Electrostatic precipitation

20.

Which risk is associated with using nuclear fission to produce energy in a power plant?

a)

depletion of hydrocarbons

b)

depletion of atmospheric oxygen

c)

exposure of workers to radiation

d)

exposure of workers to sulfur dioxide

21.

A serious risk factor associated with the operation of a nuclear power plant is the production of

a)

acid rain

b)

helium gas

c)

greenhouse gases, such as CO2

d)

radioisotopes with long half-lives

22.

One benefit of nuclear fission reactions is

a)

nuclear reactor meltdowns

b)

storage of waste materials

c)

biological exposure

d)

production of energy

23.

Which components of a fission reactor are used to slow neutrons during a fission reaction?

a)

moderators

b)

shields

c)

coolants

d)

control rods

24.

Which substance can be used as both a coolant and a moderator in a nuclear reactor?

a)

graphite

b)

carbon dioxide

c)

heavy water

d)

helium

25.

The main function of a coolant in a nuclear fission reactor is to

a)

slow down the speed of the neutrons

b)

absorb energy produced by the reaction

c)

shield the wall of the reactor from radiation damage

d)

adjust the number of neutrons available for reaction

26.

Control rods in nuclear reactors are commonly made of boron and cadmium because these two elements have the ability to

a)

absorb neutrons

b)

emit neutrons

c)

decrease the speed of neutrons

d)

increase the speed of neutrons

27.

The operation of a commercial nuclear reactor requires an isotope that will undergo

a)

fission and a controlled chain reaction

b)

fission and an uncontrolled chain reaction

c)

fusion and a controlled chain reaction

d)

fusion and an uncontrolled chain reaction

28.

The purpose of the high-density concrete used in some nuclear reactors is to

a)

shield the reactor walls from radiation damage

b)

shield the reactor personnel from radiation exposure

c)

control the rate of the nuclear reaction

d)

control the speed of the neutrons

29.
Nuclear Power's source comes from _________________.
a)
Uranium or Plutonium
b)
Coal
c)
Natural Gas
d)
Oil and/or Coal
30.
What product does a nuclear power plant produce for its customers?
a)
electricity
b)
a turbine
c)
hot water
d)
steam
31.
Which element can be used to start nuclear fission reactions?
a)
plutonium
b)
phosphorous
c)
hydrogen
d)
helium
32.
Which is a benefit of using nuclear power?
a)
Makes us less reliant on fossil fuels
b)
Exposes workers to hazards in nuclear facilities
c)
Generates radioactive nuclear waste
d)
Causes thermal pollution to water systems
33.
What might be a concern raised by community members if they were told that a nuclear power plant was going to be built in their neighborhood?
a)
the threat of a nuclear accident or spill
b)
the air pollution generated by the plant
c)
coal could be used to produce more energy per gram of fuel
d)
excessive use of petroleum would leak into the water under the ground
34.
What is a chain reaction?
a)
When electrons are emitted causing electricity
b)
When a nuclear fission reaction occurs, the protons emitted can strike other nuclei in the sample, and cause them to split
c)
When a nuclear fission reaction occurs, the neutrons emitted can strike other nuclei in the sample, and cause them to split
d)
When a nuclear fission reaction occurs, the electrons emitted can strike other nuclei in the sample, and cause them to split
35.
What do  control rods do in a nuclear reactor?
a)
Regulate the rate of reaction  by absorbing and slowing neutrons
b)
Produce electricity
c)
Produce neutrons to increase the rate of reaction
d)
Reduce heat produced by the uranium rods
36.

Nuclear Power Plants have many advantages. One of those advantages is...

a)

nuclear weapons

b)

nuclear waste

c)

reduced CO2 emissions

d)

reactor meltdowns

37.

The primary source of the energy are

a)

coal,oil & Uranium

b)

hydrogen, oxygen and water

c)

wind, biomass and geothermal

d)

none of the above

38.

India first nuclear power plant was installed at

a)

Tarapore

b)

Kota

c)

Kalpakkam

d)

None

39.

Which statement is true about isotopes?

a)

Isotopes of an element have the same number of neutrons in their nuclei, but different numbers of protons.

b)

Isotopes of an element have different chemical properties.

c)

Isotopes of an element have the same number of protons in their nuclei, but different numbers of neutrons.

d)

Isotopes of an element have the same relative atomic mass.

40.

Which uranium isotope is used in nuclear reactors?

a)

Both uranium-235 and uranium-238 occur in nuclear reactors.

b)

Only uranium-238 is used in nuclear reactors.

c)

Only uranium-235 is used in nuclear reactors.

d)

Only uranium-236 is used in nuclear reactors.

41.

What does BWR stand for?

a)

Biological water reaction

b)

Boiling water reaction

c)

Boiling water reactor

d)

Boiling water replacement

42.

How is PWR different from BWR? Select all answers that apply.

a)

In the reactor circuit water stays in liquid state due to the high pressure.

b)

In a PWR system there are two process water circles as opposed to one in the BWR system.

c)

Steam makes the turbine shafts rotate, which generates electricity.

d)

The water turns to steam due to the heat created by the fission reaction.

43.

Useful life time of Condenser in a power plant

a)

10 Years

b)

20 Years

c)

30 Years

d)

40 Years

44.

What are the combustible elements in the fuel:

a)

Carbon and hydrogen

b)

Carbon, hydrogen and ash

c)

Carbon, hydrogen and sulphur

d)

None of the above

45.

Electrostatic precipitator is installed between:

(a)  

46.

In a super heater:

a)

Pressure rises and temperature drops

b)

Temperature rises and pressure drops

c)

Temperature rises and pressure remains unchanged

d)

Pressure rises and temperature remains the same

47.

Economizer of boiler has main function of:

a)

Heat up the incoming water with excess steam

b)

Heat up the incoming water by exhaust gases

48.

The draught which a chimney produces is called

a)

induced draught

b)

Natural draught

49.

Burning of low grade coal can be improved by:

a)

Pulverizing the coal

b)

Blending with high quality coal

c)

Oil assisted ignition

d)

All the above

50.

A steam power station requires space

a)

equal to diesel power station

b)

more than diesel power station

c)

less than diesel power station

51.

Economiser is used to heat

a)

air

b)

feed water

c)

flue gases

d)

all of above

52.

1. Which of the following is a non-renewable resource?

a)

coal

b)

Forests

c)

Water

d)

Wildlife

53.

The primary source of the energy are

a)

coal,oil & Uranium

b)

hydrogen, oxygen and water

c)

wind, biomass and geothermal

d)

none of the above

54.

India first nuclear power plant was installed at

a)

Tarapore

b)

Kota

c)

Kalpakkam

d)

None

55.

he system supplying base and peak loads will be more economical if power is supplied by

a)

Only gas turbine power plant

b)

Only thermal power plant

c)

Only Diesel power plant

d)

Combined operation of various power plants

56.

The turbine which is used in tidal power plant for getting continues power is

a)

simple impulse type

b)

reversible type

c)

propeller type

d)

None

57.

Most widely used material of solar cell is

a)

arsenic

b)

cadmium

c)

silicon

d)

steel

58.

The main objective of energy management is to

a)

Minimize energy cost

b)

Minimum environmental effects

c)

Maintain optimum energy procurement and utilization

d)

All of these

59.

The Function of solar collectors to convert

a)

Solar energy into electricity

b)

Solar energy into radiations

c)

Solar energy into thermal energy

d)

None

60.

Turbines with how many propellers are used in order to avoid vibrations?

a)

1

b)

2

c)

3

d)

4

61.

Moderator in nuclear plants is used to

a)

reduce temperature

b)

extract heat from nuclear reaction

c)

control the reaction

d)

cause collision with the fast moving neutrons to reduce their speed

62.

The most commonly used moderator in nuclear plants is

a)

deuterium

b)

graphite

c)

heavy water

d)

concrete and bricks

63.

The nuclear energy is measured as

a)

kWhr

b)

curie

c)

MW

d)

MeV

64.

In boiling water reactor, moderator is

a)

ferrite rod

b)

coolant itself

c)

liquid sodium metal

d)

blanket of thorium

65.

A fast breeder reactor uses

a)

U-239

b)

U-238

c)

90% U-235

d)

Pu-239

66.

Radioactive isotopes find application in

a)

power generation

b)

nuclear fission

c)

nuclear fusion

d)

medical field

67.

Each fission of U235 produces following number of fast neutrons per fission

a)

1 2 neutrons

b)

1 neutron

c)

2 neutrons

d)

infinite

68.

Superheated steam is generated in following reactor

a)

gas cooled

b)

pressurized water

c)

boiling water

d)

all of the above

69.

Breeder reactors employ liquid metal coolant because it

a)

transfers heat from core at a fast rate

b)

produces maximum steam

c)

acts as good moderator

d)

increases rate of reaction in core

70.

The function of control rods in nuclear plants is to

a)

control temperature

b)

control radioactive pollution

c)

control absorption of neutron

d)

control fuel consumption

71.

Pick up the wrong statement Fast breeder reactors

a)

operate at extremely high power densities.

b)

produce more fuel than they consume

c)

are liquid-metal cooled

d)

use water as coolant