You might have observed on a dry day that when you touch the screen of a television or computer monitor, you get a slight shock. Why does it happen?

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Because they are charged and do not have any charge.

Because they are charged and have static charge accumulated on them.

Because they are not charged and have static charges accumulated on them.

None of these.

answer is B.

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Detailed Solution

It happened because they are charged and have static charge accumulated on them.
It occurs because they are charged and have static charges accumulated on it, and when we contact them with uncharged hands, the charges pass through our hands and we get a minor shock A television's picture is shown on a cathode-ray tube. We get minor shock by touching the picture tube monitor or television because the television screen or computer monitor is charged and has static charges accumulated on the surface. So, when we touch the surface of a monitor or television with an uncharged hand the charges flow through our hands and we receive a small shock.

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