Which communication medium uses radio waves for broadcasting? MCQ with Answer and Explanation

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Which communication medium uses radio waves for broadcasting?

A. Courier services

B. Postal mail

C. Television and radio

D. Fiber optics

Answer: Option C

Solution (By JKSSB Mock Tests)

Radio and television broadcasting use radio waves for transmission.

This question belongs to: Geography GK Transport and Communication

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Question #1

Which of the following is a major east-west freight corridor in India?

A. Ludhiana-Kolkata

B. Mumbai-Chennai

C. Kolkata-Guwahati

D. Delhi-Mumbai

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Correct Answer: Option A

Explanation:
The Eastern Dedicated Freight Corridor connects Ludhiana in Punjab with Dankuni near Kolkata.

This question belongs to: Geography GK Transport and Communication

Question #2

Which railway gauge is now standard in most parts of India?

A. Metre gauge

B. Broad gauge

C. Narrow gauge

D. Dual gauge

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Correct Answer: Option B

Explanation:
Broad gauge is the standard railway gauge across most of India.

This question belongs to: Geography GK Transport and Communication

Question #3

Which Indian airport is also called 'Pride of the Nation' for its infrastructure?

A. Mumbai Airport

B. Hyderabad Airport

C. Bangalore Airport

D. Delhi Airport

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Correct Answer: Option D

Explanation:
Indira Gandhi International Airport in Delhi is known for its world-class infrastructure.

This question belongs to: Geography GK Transport and Communication

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