ELECTROLYSIS AND ELECTROPLATING - Practice Mode

1) What is the law based, on Secondary cell work?

Lenz's law Joule's law Faradays laws of electrolysis Faradays laws of electromagnetic induction

Correct Answer: Faradays laws of electrolysis

2) In which method the battery is charged at low current for long period?

Rectifier method Trickle charging method Constant current method Constant potential method

Correct Answer: Trickle charging method

3) Which instrument is used to measure the specific gravity of electrolyte in lead acid battery?

Barometer Hydrometer Anemometer High rate discharge tester

Correct Answer: Hydrometer

4) How the conduit pipes are specified?

Length in meter Wall thickness in mm Inner diameter in mm Outer diameter in mm

Correct Answer: Outer diameter in mm

5) What is the formula to find voltage drop of a A.C single phase wiring circuit?

Voltage drop = IR volt Voltage drop = I<sup>2</sup>R volt Voltage drop = I/R volt Voltage drop=IR/2 volt

Correct Answer: Voltage drop = IR volt

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