NUCLEAR POWER ENGINEERING QUIZ

The atomic number of an element is equal to the number of __________ present in its atom.

Either B or C

Protons

Electrons

Neutrons

TRUE ANSWER : ?
YOUR ANSWER : ?

Sodium melts (at atmospheric pressure) at a temperature of __________ °C.

98

588

58

348

TRUE ANSWER : ?
YOUR ANSWER : ?

The main ore of thorium is

Galena

Limonite

Monazite sand

Pitchblende

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one is the radioactive isotope of hydrogen?

Ortho-hydrogen

Deuterium

None of these

Tritium

TRUE ANSWER : ?
YOUR ANSWER : ?

When the difference between mass number and atomic number of atoms of two or more elements are same, the atoms are termed as

Isobars

Isotopes

Isotones

Isomers

TRUE ANSWER : ?
YOUR ANSWER : ?

The emission of an a-particle causes the resultant nucleus to have

Less atomic weight and less atomic number

More atomic weight and less atomic number

Less atomic weight and more atomic number

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The molecular weight of heavy water is

18

36

20

10

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one is radioactive in nature?

Deuterium

Helium

Heavy hydrogen

Tritium

TRUE ANSWER : ?
YOUR ANSWER : ?

The main purpose of control rod in a nuclear reactor is to control the

Emission of hazardous radiation

Chain reaction and hence the power output by regulating the number of secondary neutrons causing fission

Velocity of the secondary neutrons

Conversion of fissile material into fertile material

TRUE ANSWER : ?
YOUR ANSWER : ?

Uranium percentage in monazite sand is about

0.25

1.2

7

0.01

TRUE ANSWER : ?
YOUR ANSWER : ?