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The MCQs below are drawn from the Mass Communication subject category.
Showing 51–60
of 10492 MCQs
Page 6 / 1050
51
The most dangerous type of radiation is: (CSS-2024)
A. Alpha radiation
B. Beta radiation
C. Gamma radiation
D. None of these
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Explanation
Duplicate of Q5. Gamma radiation is highly penetrating (IAEA).
52
Electromagnetic radiation with maximum wavelength is: (CSS-2024)
A. Radio waves
B. Microwaves
C. Infrared waves
D. None of these
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Explanation
Duplicate of Q4. Radio waves have the longest wavelengths (Young & Freedman).
53
The most common gas that is found in the air to breathe is called: (CSS-2024)
A. Oxygen
B. Carbon dioxide
C. Nitrogen
D. None of these
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Explanation
Duplicate of Q3. Nitrogen (~78%) is the most abundant atmospheric gas (NOAA).
54
The voltage signal which is generated by a microphone is called: (CSS-2024)
A. Sound wave
B. Transverse wave
C. Audio signal
D. None of these
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Explanation
Duplicate of Q2. Microphones convert sound to electrical audio signals (audio engineering sources).
55
What is the output voltage of a step-up transformer? (CSS-2024)
A. The output voltage is greater than the input voltage
B. The output voltage is equal to the input voltage
C. The output voltage is less than the input voltage
D. None of these
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Explanation
Duplicate of Q1. A step-up transformer increases voltage due to more secondary coil turns (Halliday & Resnick).
56
The Horn of Africa (HoA) is located in which part of the African continent? (CSS2024)
A. Eastern Africa
B. Western Africa
C. Northern Africa
D. None of these
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Explanation
Duplicate of Q106; retained for completeness.
57
Djibouti is strategically located at the mouth of which sea? (CSS-2024)
A. Mediterranean Sea
B. South China Sea
C. Red Sea
D. None of these
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Explanation
Duplicate of Q105; retained for completeness.
58
When was the “Made in China 2025” strategic plan initiated? (CSS-2024)
A. 2010
B. 2015
C. 2020
D. None of these
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Explanation
Duplicate of Q104; retained for completeness.
59
“G-2 or Group of Two” is an informal diplomacy between: (CSS-2024)
A. Germany and Greece
B. US and China
C. Germany and Ghana
D. None of these
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Explanation
Duplicate of Q101; retained here for completeness.
60
Given: PQS, QRT, RSU, STV ... What should follow? (CSS-2024)
A. TUW
B. SUV
C. STU
D. None of these
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Explanation
Pattern: First letter increases by 1 (P, Q, R, S, T), second by 1 (Q, R, S, T, U), third by 2 (S, T, U, V, W). Next: TUW.
