TNPSC Atomic Nuclear Physics Objective Questions Answers - 1
Question: 1
Laser stands for ____
(A) Light amplification by stimulated emission of radiation
(B) Light amplification by scattering of radiation
(C) Light accelerated by the emission of electron
(D) Light amplification by the emission of photon
Ans: A
Light amplification by stimulated emission of radiation
Question: 2
MASER stands for ____
(A) Microwave accelerated by the scattering of radiation
(B) Modulated amplified signal emitted by radiation
(C) Microwave amplification by stimulated emission of radiation
(D) Microwave amplification by spontaneous emission of radiation
Ans: C
Microwave amplification by stimulated emission of radiation
Question: 3
____ is the best light source for optical fiber communication.
(A) Neon vapour lamp
(B) He-ne laser
(C) Semiconductor laser
(D) Ruby laser
Ans: C
Semiconductor laser
Question: 4
Which of the following is a coherent source of light?
(A) Tungsten filament lamp
(B) Mercury vapour lamp
(C) Laser light
(D) Sodium vapour lamp
Ans: C
Laser light
Question: 5
The specific charge was determined by ____
(A) Goldstein
(B) Rutherford
(C) Chadwick
(D) J.J. Thomson
Ans: D
J.J. Thomson
- TNPSC Atomic Nuclear Physics Objective Questions Answers
- Atomic Nuclear Physics MCQ Quiz Questions and Answers
- TNPSC Group 1, 2 Physics Study Material in English and Tamil
- TNPSC Group 1, 2 Physics Online Mock Test in English and Tamil
- TNPSC Physics Objective Questions and Answers
- Atomic Physics GK Quiz Questions
Electromagnetic Induction Questions & Answers Pdf More
A.C. Basics and Networks Quiz Questions & Answers Pdf More
Signals and Systems Quiz Questions and Answers Pdf More
Signals and Systems MCQ Questions and Answers Pdf More
Electrical Power Sources Quiz Questions & Answers Pdf More
6999+ Components of Computer System Quiz Questions Pdf More
Top 500+ PG TRB Geography Model Question Papers with Answers More
10+ Logic Mathematics Questions and Answers More
1000+ Management Information System Quiz Questions and Answers More
7000+ SSC General Science Previous Year Questions Pdf More