TNPSC Atomic and Nuclear Physics Quiz | Notes | Objective MCQ Questions - 2

Question: 6

The catalyst in the Carbon-Nitrogen cycle is

(A) Proton

(B) Nitrogen

(C) Carbon

(D) Graphite

Question: 7

The diameter of the atomic nucleus is of the order of

(A) 10^-8 m

(B) 10^-8 cm

(C) 10^-14 m

(D) 10^-14 cm

Question: 8

Protons and neutrons in the nucleus are called as

(A) Positron

(B) Electron

(C) Nucleons

(D) Nucleus

Question: 9

One can distinguish a telescope from a microscope by observing

(A) length an size of the lens

(B) size of the lens

(C) length

(D) colour

Question: 10

The energy released by the fission of one gram uranium is

(A) 2.26x10⁴ kWH

(B) 22.6x10^-4 kWH

(C) 5.128x10²³M eV

(D) 5.128x10²³ eV