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

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Question

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

Short Answer
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Solution

It happens because the television screen or computer monitor are charged and have static charges accumulated on them and when we touch them with our hands which are uncharged, the charges transfer through our hands and we get a slight shock.

 
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Chapter 15: Some Natural Phenomena - Short Answer Questions [Page 89]

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NCERT Exemplar Science Exemplar [English] Class 8
Chapter 15 Some Natural Phenomena
Short Answer Questions | Q 20. | Page 89

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