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Learn SSC MCQs with answers [Page 1 of Department 190]

B

Bijay Kumar • 5.24K Points
Tutor III

1) Which among the following is known as first electronic amplification device?

(A) Diode
(B) Triode Vaccum Tubes
(C) Vacuum Tubes
(D) bipolar transistors
Correct Answer - Option (B)

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B

Bijay Kumar • 5.24K Points
Tutor III

3) Which of the following is an instrument for measuring electric charge or electrical potential difference?

(A) Ammeter
(B) Voltmeter
(C) Electrometer
(D) ohmmeter
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

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B

Bijay Kumar • 5.24K Points
Tutor III

4) Edwin Howard Armstrong was an inventor of which of the following technologies?

(A) Television
(B) Compact Discs
(C) FM Radio
(D) Broadband
Correct Answer - Option (C)

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B

Bijay Kumar • 5.24K Points
Tutor III

6) Which among the following comes under the study area of Psychrometrics?

(A) Relative Humidity
(B) physical and thermodynamic properties of gas-vapor mixtures
(C) theory and technique of educational and psychological measurement
(D) Atmospheric Pressure at Colder Regions of the World
Correct Answer - Option (B)

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B

Bijay Kumar • 5.24K Points
Tutor III

7) Ballistics is a branch of science that deals with which of the following?

(A) Geologic study of the behavior of soil and rock
(B) Motion of multibody systems subjected to unilateral contacts and friction
(C) Flight, behavior, and effects of projectiles
(D) Kinetic energy of a system
Correct Answer - Option (C)

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B

Bijay Kumar • 5.24K Points
Tutor III

8) SOFAR is a phenomenon which plays an important role in submarine warfare & also knownas deep sound channel. Which of the following is correct full form of SOFAR?

(A) Sound Field Radio Ranging
(B) Sound Fixing and Altering Range
(C) Sound Fixing and Ranging channel
(D) Sound Fixing and Auto Reflection
Correct Answer - Option (C)

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B

Bijay Kumar • 5.24K Points
Tutor III

9) By which of the following process some stars which are of the size of Sun or smaller convert hydrogen to helium?

(A) Triple-alpha process
(B) Proton Proton Chain Reaction
(C) CNO Cycle
(D) R process
Correct Answer - Option (B)

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B

Bijay Kumar • 5.24K Points
Tutor III

10) Fermi-Kurie plot is used for the study of which of the following?

(A) Alpha Decay
(B) Beta Decay
(C) Internal Conversion
(D) Cluster Decay
Correct Answer - Option (B)

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