The figure below represents a long horizontal insulated wire AB connected to an electric circuit. A plotting compass is placed on the wire as shown. When...

The figure below represents a long horizontal insulated wire AB connected to an electric circuit. A plotting compass is placed on the wire as shown. When the switch K is closed, the plotting compass shows a deflection. State two changes which can be made in the circuit to increase the deflection.

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- Increasing current by decreasing resistance

- Turning wire AB to an angle of 90⁰

- Increasing number of cells.

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Wilfykil answered the question on March 25, 2019 at 05:57

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