Question

2 A teacher rubs a Perspex rod with a cloth. It becomes charged.
What is the net charge on the cloth? 4
b)What is the net charge on the rod?
Would the rod attract or repel a charged polythene rod? Explain your answer.
A
can plastic become charged if you rub it, but not metal?​

Answer 1

Answer:the net charge on the cloth is negative

the net charge on the rod is positive

the cloth and the perspex rod will attract each other due to opposite charges

Explanation:

when a piece of Perspex is rubbed with a cloth it becomes positively charged. Electrons have been rubbed from the Perspex onto the cloth. Again, the rod and the cloth have opposite charges and will attract each other.

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Answer 2

Answer:

The net charge on the cloth is negative

The net charge on the rod is positive