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Electric current

Hard quiz , but try it. 8 Questions.

 
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srijankv
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1

What does electromotive force represent?

  • Force
  • Current
  • Energy per unit charge

2

What is commonly used safety fuse wire made of?

  • An alloy of tin and lead
  • Lead
  • Nickel

3

What are materials called which allow larger currents to flow through them are called?

  • Insulators
  • Conductors
  • Semiconductors

4

What is the force between two parallel wires carrying currents has been use to define?

  • Ampere
  • Coulomb
  • Volt

5

What constitutes current in metal wire?

  • Electrons
  • Protons
  • Atoms

6

What is fixed resistance called ?

  • Resistor
  • Rheostat
  • Open switch

7

What does 1 volt equals to ?

  • 1 Joule
  • 1 Joule per coulomb
  • 1 coulomb per meter

8

What is a Kilowatt hour a unit of?

  • Power
  • Energy
  • Force

 

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