In a freezer ice cubes will be formed more quickly in trays made of
Aluminium being a good conductor of heat conducts away the heat from the substance quite easily and causes quick freezing.
The capacity of a pure capacitor is 1 farad. In D.C circuit, its effective resistance will be
A convex mirror is used to form an image of a real object. The image
The quality of sound produced by an instrument depends on the
In the electrical circuit of a house, the fuse acts as
The direction of heat flow between two objects depends on
Heat always flows from a body at higher temperature to a body at a lower temperature.
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