Self Studies

Electricity Tes...

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  • Question 1
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    Which of the given options is correct for equivalent resistance in the case of a series combination?

  • Question 2
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    What is the unit of specific resistance?

  • Question 3
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    What is the term coined for the electricity constituted by electric charges at rest on the surface of a conductor?

  • Question 4
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    In an electric circuit, where is the fuse wire placed?

  • Question 5
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    Which of the given options results in the heating of a current-carrying conductor?

  • Question 6
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    If lamps of 40 watt and 60 watt are connected in parallel, what is the total power of the combination?

  • Question 7
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    What is the direction of conventional current?

  • Question 8
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    The heating element in electrical heating appliances is generally made of which material?

  • Question 9
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    1 kWh = _____ joules.

  • Question 10
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    Which law defines the relation between heat produced (H) and electric current (I) flowing through a conductor?

  • Question 11
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    Which of the given options is correct for the resistivity of a resistor? 

  • Question 12
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    What is the name given to the path between two different points having different potentials and resulting in the flow of electric current?

  • Question 13
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    Which of the given options define the total work done by an electrical appliance during its operation?

  • Question 14
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    What is the SI unit of electrical power?

  • Question 15
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    What happens when electric current flows through a conductor?

  • Question 16
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    Which of the given options represents the relation between heat produced (H) and electric current (I) flowing for a conductor?

  • Question 17
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    Which of the given options is correct for an electric circuit containing two unequal resistors connected in parallel?

  • Question 18
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    What is the characteristic of a fuse wire?

  • Question 19
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    What happens to the resistance of a conductor on increasing its temperature? 

  • Question 20
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    The function of rheostat in an electrical circuit is to:

  • Question 21
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    Which of the given options define the rate of consumption or dissipation of electricity by an electric appliance?

  • Question 22
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    What is the effect on the total electrical power of electrical appliances when connected in a series combination? 

  • Question 23
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    What is the effect on the total electrical power of electrical appliances when connected in a parallel combination? 

  • Question 24
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    Which of the given options is correct for resistance of a resistor? 

  • Question 25
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    What is the formula for electric power?

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