In olden days, sailors used ___________ to find direction.

horse-shoe magnet

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bar magnet

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ring magnet

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electromagnet

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Solution

The correct option is B
bar magnet

In olden days, sailors used to find direction by freely suspending a bar magnet. A freely suspended bar magnet points in North-South direction, which is the underlying principle of a magnetic compass.

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Similar questions

In olden days, sailors used to find direction by suspending a piece of ___ magnet.

In olden days, sailors used to find direction by suspending a piece of a/an___ .

Fill in the blanks:

(i) Artificial magnets are made in different shapes such as ___________, ____________, and ___________.

(ii) The materials which are attracted towards magnets are called ___________.

(iii) Paper is not a ___________material.

(iv) In olden days, sailors used to find direction by suspending a piece of ____________.

(v) A magnet always has ___________ poles.

Question 1 (iv)

Fill in the blank in the following.
In olden days, sailors used to find direction by suspending a piece of ___.

Horse-shoe magnet should be stored by keeping a bar of soft iron ________________.

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