Measuring Instruments: ammeter, voltmeter, ohmmeter, multimeter

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Across
  1. 3. It is mainly used to measure the three basic electrical characteristics of voltage, current, and resistance.
  2. 5. It is the measuring instrument which is used to measure the current in the circuit.
  3. 6. It is the difference in electric potential between two points.
  4. 7. It is the ratio between the voltage applied to the current flowing through it.
Down
  1. 1. It is connected in parallel with the electrical circuit whose potential is to be measured.
  2. 2. It is just the rate of flow of electric charge.
  3. 4. It is one kind of electronic device mainly used for calculating electrical resistance of a circuit.