Ampermetrdan foydalanish qoidalari:
①The ammeter should be connected in series in the circuit (otherwise short circuit.
②The measured current should not exceed the range of the ammeter (you can use the test touch method to check whether it exceeds the range.
③ It is absolutely not allowed to connect the ammeter to the two poles of the power supply without using electrical appliances (the internal resistance of the ammeter is very small, which is equivalent to a wire. If the ammeter is connected to the two poles of the power supply, the pointer will be distorted in light, and it will be burned out in severe cases. Ammeter, power supply, wires.
④See clearly where the hands stay (must be observed from the front)
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