Science and Technology MCQ GK Questions - Set 02 - ObjectiveBooks

Science and Technology MCQ GK Questions - Set 02

GK Practice Test: Question Set - 02

1. The first step to getting output from a laser is to excite an active medium. What is this process called?
    (A) Pumping
    (B) Exciting
    (C) Priming
    (D) Raising

2. What is the relationship between resistivity ‘r’ and conductivity ‘s’?
    (A) R =
    (B) R = s
    (C) R > s
    (D) R = 1/s

3. Which motor is NOT suitable for use as a DC machine?
    (A) Permanent magnet motor
    (B) Series motor
    (C) Squirrel cage motor
    (D) Synchronous motor

4. A given signal's second harmonic is twice the given signal's __________ frequency?
    (A) Fourier
    (B) Foundation
    (C) Fundamental
    (D) Field

5. In which year was MIDI (Musical Instrument Digital Interface) introduced?
    (A) 1987
    (B) 1983
    (C) 1973
    (D) 1977

6. What does the term PLC stand for?
    (A) Programmable Lift Computer
    (B) Program List Control
    (C) Programmable Logic Controller
    (D) Piezo Lamp Connector

7. When measuring the characteristics of a small-signal amplifier, say for a radio receiver, one might be concerned with its "Noise"?
    (A) Fundamental
    (B) Fall
    (C) Force
    (D) Figure

8. Who created Pretty Good Privacy (PGP)?
    (A) Phil Zimmermann
    (B) Tim Berners-Lee
    (C) Marc Andreessen
    (D) Ken Thompson

9. After the first photons of light are produced, which process is responsible for amplification of the light?
    (A) Blackbody radiation
    (B) Stimulated emission
    (C) Planck's radiation
    (D) Einstein oscillation

10. Which is NOT an acceptable method of distributing small power outlets throughout an open plan office area?
    (A) Power Poles
    (B) Power Skirting
    (C) Flush Floor Ducting
    (D) Extension Cords

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