Brayden McNay
Quiz by , created more than 1 year ago

This quiz tests knowledge learnt in the mind map on static electricity, and the corresponding notes and flash cards on electric charge, electric fields, point discharge, gold leaf electroscopes, and Coulombs law. It is aimed at a leaving certificate student or someone with an interest in static electricity who wishes to test their knowledge of the topic.

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alex.examtime9373
Created by alex.examtime9373 almost 11 years ago
hawi roba
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Brayden McNay
Copied by Brayden McNay almost 8 years ago
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Static Electricity: Quiz

Static Electricity: Quiz

Question 1 of 10

1

What is the unit of electric charge

Select one of the following:

  • Newton

  • Coulomb

  • Newton/ Coulomb

  • Volt

  • Watt

Explanation

Question 2 of 10

1

Rubbing a Perspex rod with a cotton cloth causes the rod to become positively charged.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 10

1

An insulator is a substance through which electric charge can flow.

Select one of the following:

  • True
  • False

Explanation

Question 4 of 10

1

Which of the following materials are conductors?

Select one or more of the following:

  • Glass

  • Metal

  • Plastic

  • Electrolytes

Explanation

Question 5 of 10

1

Where does static charge reside on a conductor?

Select one of the following:

  • The inside of a conductor

  • Where the conductor is most pointed

  • It depends on whether the conductor is negatively or positively charged

Explanation

Question 6 of 10

1

What instrument is used to demonstrate point discharge?

Select one of the following:

  • Van de Graaff generator

  • Gold leaf electroscope

  • Electricity running through a container of oil and semolina

Explanation

Question 7 of 10

1

According to Coulomb's Law, the electrostatic force between two charges increases when the distance between them is increased.

Select one of the following:

  • True
  • False

Explanation

Question 8 of 10

1

What is the formula for electric field strength?

Select one of the following:

  • Electrostatic force x charge

  • Electrostatic force x distance

  • Electrostatic force/ distance

  • Electrostatic force/ charge

Explanation

Question 9 of 10

1

Calculate the electric field strength at a point where a 6 C charge experiences a 3 N force.

Select one of the following:

  • 18 N C

  • 0.5 N/C

  • 2 N/C

  • 2 C/N

Explanation

Question 10 of 10

1

For an object to be charged by induction, the conductor must be touched with the charged object.

Select one of the following:

  • True
  • False

Explanation

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