Last Updated On [03-11-2023]
The following four wires are made of the same material and are at the same temperature. Which one of them has highest electrical resistance?
a)
Length =50 cm, diameter=0.5 mm
b)
Length =100 cm, diameter=1 mm
c)
Length=200 cm , diameter=2 mm
d)
Length=300cm, diameter=3 mm
The following four wires are made of the same material and are at the same temperature. Which one of them has highest electrical resistance?
a)
Length =50 cm, diameter=0.5 mm
b)
Length =100 cm, diameter=1 mm
c)
Length=200 cm , diameter=2 mm
d)
Length=300cm, diameter=3 mm
Question ID - 151187 :-
The following four wires are made of the same material and are at the same temperature. Which one of them has highest electrical resistance?
a)
Length =50 cm, diameter=0.5 mm
b)
Length =100 cm, diameter=1 mm
c)
Length=200 cm , diameter=2 mm
d)
Length=300cm, diameter=3 mm
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The following four wires are made of the same material and are at the same temperature. Which one of them has highest electrical resistance? |
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a) |
Length =50 cm, diameter=0.5 mm |
b) |
Length =100 cm, diameter=1 mm |
|
c) |
Length=200 cm , diameter=2 mm |
d) |
Length=300cm, diameter=3 mm |
|
(a) The resistance of a conductor
Hence, electrical resistance of first wire is maximum. |
Next Question :
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The valence band and conduction band of a solid overlap at low temperature, the solid may be |
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a) |
A metal |
b) |
A semiconductor |
c) |
An insulator |
d) |
None of these |
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