Physics
The nature of fuse wire is

High resistance and low melting point.
Low resistance and high melting point.
High resistance and high melting point.
Low resistance and low melting point.

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Physics
Super conductors are substances that

Offer high resistance to the flow of electric current
Conduct electricity at low temperature
Offer minimum resistance to flow of electric current
Conduct electricity at high temperature

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Physics
Mirage is due to:

Unequal heating of different parts of the atmosphere
Magnetic disturbances in the atmosphere
Depletion of ozone layer in the atmosphere
Equal heating of different parts of the atmosphere

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