Ammeter can be connected
Shiny objects are often made by electroplating steel with
A good permanent magnet should produce a high magnetic field with a
The discovery which was made by Hans Oersted was used by an
Steel cans are made of
The pure piece of metal which is used to be plated, is made the
To make the coil keep rotating, the current is reversed after every half turn by a device called
The charge flowing in the wire when we turn the light on, is
Miniature circuit breaker is a small
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