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Approximate range of a cordless telephone is ________

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Approximate range of a cordless telephone is ________

(a) 900m

(b) 100m

(c) 1000m

(d) 475m

The question was posed to me by my college director while I was bunking the class.

This is a very interesting question from Generation of AM Waves topic in portion Amplitude Modulation of Analog Communications

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The correct answer is (b) 100m

For explanation: Cordless telephone is one in which the handset is portable and communicates with the body of the phone by radio waves instead of being connected by a cord. The range depends on the quality of instrument and is about 90m to 100m.

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