Electrostatic Induction Quiz

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Questions and Answers

What does a charged body cause in an insulated conductor?

  • Positive charge on both ends
  • No charge
  • Negative charge on both ends
  • Positive charge on one end and negative on the other (correct)

Who discovered the principle of electrostatic induction?

  • Van de Graaff
  • Stephen Gray
  • John Canton (correct)
  • Johan Carl Wilcke

Which of the following uses the principle of electrostatic induction?

  • Wimshurst machine (correct)
  • Tesla coil
  • Faraday cage
  • Leyden jar

What is the effect of electrostatic induction on light nonconductive objects?

<p>Attraction (B)</p> Signup and view all the answers

What is constant at any point throughout a conductor due to induction?

<p>Electrostatic potential (A)</p> Signup and view all the answers

What alternate term is used for 'electrostatic induction' in Europe and Latin America?

<p>Electrostatic influence (D)</p> Signup and view all the answers

What type of objects are attracted to static electric charges due to electrostatic induction?

<p>Light nonconductive objects (B)</p> Signup and view all the answers

Which scientist is associated with the discovery of electrostatic induction along with Johan Carl Wilcke?

<p>John Canton (D)</p> Signup and view all the answers

In which year was electrostatic induction discovered by Johan Carl Wilcke?

<p>1762 (D)</p> Signup and view all the answers

In the presence of a charged body, what develops on the ends of an insulated conductor?

<p>Positive charge on one end and negative charge on the other (C)</p> Signup and view all the answers

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Study Notes

Charged Bodies and Insulated Conductors

  • A charged body induces a separation of charge within an insulated conductor, causing one end to become positively charged and the other negatively charged.
  • In the presence of a charged body, induced charges develop on the ends of an insulated conductor, creating an electric field.

Electromagnetism Discoveries

  • The principle of electrostatic induction was discovered by Johan Carl Wilcke.
  • Benjamin Franklin is also recognized for his contributions to the understanding of electrostatic induction.

Applications of Electrostatic Induction

  • Devices such as capacitors and electrostatic precipitators utilize the principle of electrostatic induction to function effectively.

Effects on Nonconductive Objects

  • Light nonconductive objects, such as small bits of paper or plastic straws, can be attracted to charged bodies due to electrostatic induction.

Key Characteristics of Conductors

  • Electric potential remains constant at any point throughout a conductor under electrostatic conditions due to induction.

Terminology Variations

  • The term "electrostatic induction" is alternatively referred to as "induction electromagnetism" in Europe and Latin America.

Objects and Electrostatic Attraction

  • Neutral conductive and nonconductive objects can be attracted to static electric charges through the process of electrostatic induction due to induced polarization.

Historical Context

  • Johan Carl Wilcke discovered the principle of electrostatic induction in the year 1762.

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