why is the magnetic compass covered with the glass?
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Answer:compass is a small thin magnet.It is used for navigation purposes.It is important to keep in a closed glass vessel because if it is left open it may deflect due to the pressure of the air.
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Answer: Compass is a small thin magnet. It is used for navigation purposes. It is important to keep in a closed glass vessel because if it is left open it may deflect due to the pressure of the air.
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