Charging Objects Video Lessons

Concept

# Problem: a rod attracts a positively charged hanging ball. the rod is?A) negativeB) positiveC) neutralD) either negative or neutralE) either positive or neutral

###### FREE Expert Solution

We know that like charges repel and unlike charges attract.

For the rod to attract the positively charged hanging ball, there must be more number of negative charges in the rod than in the hanging ball.

80% (60 ratings)
###### Problem Details

a rod attracts a positively charged hanging ball. the rod is?

A) negative

B) positive

C) neutral

D) either negative or neutral

E) either positive or neutral

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What scientific concept do you need to know in order to solve this problem?

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Based on our data, we think this problem is relevant for Professor Tsai's class at UCSD.