Question

What is the basic principal of Barlows wheel

Answer 1

Answer:

Basically, the interaction between the electric current and the magnet made the star shaped wheel turn. The pool of mercury was electrified through the battery and one point of the star wheel was dipped into it

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Answer 2

Answer:

It consists star shaped wheel free to turn suspended over a trough of liquid metal mercury , with the point dipping into the mercury between the poles of a horseshoe magnet. The interaction between electric current and magnet made star shaped wheel move