Question 1:

Who is credited with the invention of the radio?

Explanation: Guglielmo Marconi is credited with the invention of the radio.

Question 2:

Which technology is used in the radio to receive and transmit signals?

Explanation: Electromagnetic waves are used in the radio to receive and transmit signals.

Question 3:

Which year was the first successful radio transmission across the Atlantic Ocean accomplished?

Explanation: The first successful radio transmission across the Atlantic Ocean was accomplished in 1901.

Question 4:

What is the main purpose of a radio receiver?

Explanation: The main purpose of a radio receiver is to receive and decode radio signals.

Question 5:

Which of the following is a key application of radio technology?

Explanation: Broadcasting is a key application of radio technology, enabling the transmission of audio signals over long distances.