When a glass rod is rubbed with a dry silk cloth, the charge acquired by the silk cloth is:

Positve

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Negative

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Both positive and negative

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None of the above

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Solution

The correct option is B Negative
Glass removes electrons; it carries a positive charge, and silk gains electrons, so it carries a negative charge.

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Similar questions

A glass rod is rubbed with silk cloth. What type of charge is acquired by (a) silk cloth, (b) glass rod?

1.6 \times 10^{- 13} C

When a glass rod is rubbed with a piece of silk cloth, then :

(a) the glass rod and silk cloth both acquire the positive charge.

(b) the glass rod becomes positively charged while the silk cloth has a negative charge.

(d) the glass rod becomes negatively charged while the silk cloth has a positive charge.

What kind of electric charge is acquired:

(a) by a glass rod rubbed with silk cloth?

(b) by a plastic comb rubbed with dry hair?