7000+ Nuclear Metals Questions and Answers Pdf - 2

Question: 6

Atoms with the same number of neutrons, but different number of nucleons are called

(A) Isoters

(B) Isotopes

(C) Isobars

(D) Isotones

Question: 7

Positron is a/an

(A) Electron with positive charge

(B) Nucleus with one proton and one neutron

(C) Helium nucleus

(D) Nucleus having two protons

Question: 8

Which of the following nuclear reactors is the most prone to radioactive hazards?

(A) Boiling water reactor

(B) Molten sodium cooled reactor

(C) Gas cooled reactor

(D) Pressurised water reactor

Question: 9

The main ore of uranium is

(A) Monazite sand

(B) Pitchblende

(C) Cassiterite

(D) Chalcopyrite

Question: 10

The first underground nuclear test was conducted by India at

(A) Pokharan

(B) Kalpakkam

(C) Narora

(D) Jaisalmer