which of the following can be used in a tester along with the battery to detect a weak current in the circuit first LED only second a coil wanted over compass needle only 3 but bulb of world only for other LED or a coil bonded over a compass needle give m
e some answer of that
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wanted over compass needle only 3 but vul of world only for other led or a coil bonded over a compass needle give m e some answer of that which of the following can the used in a sasted.
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