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Recent questions tagged bandwidth-of-signals-and-transmission-medium

S1: The ground waves can bend round the corners of the objects on earth. \[\] S2: The ground wave propagation can be used for very large distance propagation.

asked Mar 5, 2014 by thanvigandhi_1

1 answer

S1: Shielding is required around high energy particle accelerators and high voltage power supplies in T.V. sets \[\] S2: Every accelerated charge particles radiate electromagnetic radiations

asked Mar 5, 2014 by thanvigandhi_1

1 answer

A TV tower has a height of $100\: m$. The area covered by the TV broadcast, if radius of the earth is $6400\: km$, will be:

asked Feb 28, 2014 by thanvigandhi_1

1 answer

$UHF$ range if electromagnetic waves can be propagated by means of

asked Feb 26, 2014 by thanvigandhi_1

1 answer

For television broadcasting, the frequency employed is normally

asked Feb 25, 2014 by thanvigandhi_1

1 answer

Long distance short-wave radio broadcasting uses

asked Feb 25, 2014 by thanvigandhi_1

1 answer

The attenuation in optical fibre is mainly due to

asked Feb 25, 2014 by thanvigandhi_1

1 answer

The electromagnetic waves of frequency $2\: MHz\: to\: 30\: MHz$ are:

asked Feb 25, 2014 by thanvigandhi_1

1 answer

The radio frequency $300\: MHz$ to $3000 \: MHz$ belong to:

asked Feb 25, 2014 by thanvigandhi_1

1 answer

An antenna is a device:

asked Feb 25, 2014 by thanvigandhi_1

1 answer

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