Q. What is the SI unit of conductance?

Answer. Mho

Q. Name a non-ohmic conductor?

Answer. Silicon, Germanium

Q. What is the electric potential of earth?

Answer. Zero.

Q. What is the emf of simple voltaic cell?

Answer. 1.08 volt

Q. What is the frequency of alternating current in India?

Answer. 50 Hz

Q. Name the instrument by which electric potential difference is measured?

Answer. Voltmeter.

Q.Write composition of LPG.

Answer. Butane, propane, butylene, propylene etc