Electroscope Quiz

What are the main 2 functions of an electroscope?

• Detects charges

• Repels charges

• Identifies charges nature

• Attracts charges

How many possible ways are there to charge an electroscope?

• 4

• 3

• 2

• 5

How can you neutralize a negatively charged electroscope?

• Grounding, by bringing a positively charged metal rod closer.

• Grounding, by bringing a negatively charged metal rod closer.

• Grounding, by forming contact with a negatively charged metal rod.

• Grounding, by touching the conductive sphere.

How can you neutralize a positively charged electroscope?

• Grounding, by bringing a positively charged metal rod closer.

• Grounding, by bringing a negatively charged metal rod closer.

• Grounding, by forming contact with a negatively charged metal rod.

• Grounding, by touching the conductive sphere.

The hinged conductor moves further away from the fixed conductor because…

• Like charges repel each other

• Like charges attract each other

• Unlike charges attract each other

• Unlike charges repel each other

"An object gains positive charge by free movement of protons from one object to another."

• True

• False

Which of the following pictures illustrates charging by induction?

• 1

• 2

• 3

• 4

Which of the following pictures illustrates charging by contact?

• 1

• 2

• 3

• 4

A positively charged rod touches the plate of a neutral electroscope, what happens in the electroscope?

• It gains an overall positive charge

• It gains an overall negative charge

• The electroscope remains neutral

• Charges are separated within the electroscope

A positively charged rod is moved closer to the plate of a neutral electroscope, what happens in the electroscope?

• It gains an overall positive charge

• It gains an overall negative charge

• The electroscope remains neutral

• Charges are separated within the electroscope