When a glass rod is rubbed with a piece of silk cloth the rod

(a) and the cloth both acquire positive charge.


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


(c) and the cloth both acquire negative charge.


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

The correct answer is option (b) becomes positively charged while the cloth has a negative charge.

The rod is made from metal and metals loose electrons to become positively charged.


11