Physics
Which of the following represents a relation for ''heat lost = heat gained'?

Principle of colors
Principle of vaporization
Principle of calorimetry
Principle of thermal equilibrium

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Physics
Mica is used in electrical appliances such as electric iron because mica is

a bad conductor of heat as well as electricity
a bad conductor of heat but a good conductor of electricity
a good conductor of heat as well as electricity
a good conductor of heat but a bad conductor of electricity

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Physics
A Fuse wire is characterised by

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

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