Which of the following is true ? - CUETMOCK

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Target Exam

CUET

Subject

Physics

Chapter

Communication

Question:

Which of the following is true ?

Options:

A Hertz antenna is a straight conductor of length equal to quarter the wavelength of radio signal to be transmitted or received.

An 8-bit byte can give code combinations = 2 x 8 = 16.

A Hertz antenna is ungrounded.

In radar and satellite communication, we often use a dipole antenna.

Correct Answer:

A Hertz antenna is ungrounded.

Explanation:

A Hertz antenna is a straight conductor of length equal to half the wavelength of radio signal to be transmitted or received.
An 8-bit byte can give code combinations = 2⁸ = 256.
In radar and satellite communication, we often use a dish type antenna.

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