Question

When the free ends of a conductivity tester (made by using a battery
connected to a wire wound around a compass) are dipped into the following
solution, then in which solution or solutions the compass needle shows
deflection. Solutions are:Lemon juice, Vinegar, Tap water, Vegetable oil, milk.
PLS ANSWER

Answer 1

Answer:

Lemon juice, Vinegar, Tap water

Answer 2

Answer:

solutions are - lemon juice, vinegar, tap water, vegetable oil, milk