Power Plant Engineering (2171910) MCQs

MCQs of Nuclear Power Plant

Showing 21 to 30 out of 57 Questions
21.

Where reactor operation is designed with fast neutrons such as in reactors using highly enriched fuel, the moderator used is

(a)

heavy water

(b)

graphite

(c)

carbon dioxide

(d)

no moderator is needed

Answer:

Option (d)

22.

Each fission of U235 produces on the average __________ fast neutrons as a product of reaction.

(a)

2.46

(b)

24.6

(c)

246

(d)

2460

Answer:

Option (a)

23.

Uranium has isotopes

(a)

U234

(b)

U235

(c)

U238

(d)

all of these

Answer:

Option (d)

24.

Reactors for propulsion applications are designed for

(a)

any form of uranium

(b)

natura uranium

(c)

enriched uranium

(d)

plutonium

Answer:

Option (c)

25.

The primary fuel used in nuclear power plants is

(a)

U235

(b)

U238

(c)

Pu239

(d)

Pu233

Answer:

Option (a)

26.

U233 is produced

(a)

artificially

(b)

as basic raw material

(c)

when thorium is irradiated by neutrons

(d)

by fission of U238

Answer:

Option (c)

27.

The energy released during the fission of one atom of Uranium - 235 in million electron volts is about

(a)

100

(b)

200

(c)

300

(d)

400

Answer:

Option (b)

28.

The nuclear power station at Tarapur has the reactor of the __________ type.

(a)

pressurized water

(b)

boiling water

(c)

gas cooled

(d)

liquid metal cooled

Answer:

Option (b)

29.

The secondary fuel used in nuclear power plants is

(a)

U233 and Pu239

(b)

U235 and Th232

(c)

U235 and Pu238

(d)

U233 and Pu238

Answer:

Option (a)

30.

The nuclear radiators produced in a reactor which must be sheilded are

(a)

electrons

(b)

α, β and γ rays

(c)

neutron and gamma rays

(d)

none of these

Answer:

Option (c)

Showing 21 to 30 out of 57 Questions