Electrical Engg. By Ashish sir

21..The capacitance of a parallel-plate capacitor does not depend upon ? A. area of plates B. medium between plates C. separation between plates D. metal of plates E. none of these

20 .Kirchhoff’s voltage law deals with A. conservation of energy B. conservation of charge C. conservation of momentum D. conservation of angular momentum E. none of these

19.Two equal resistances are connected in series across a certain supply. If the resistances are now connected in parallel, the power produced will become A. two times B. four times C. one-half D. three times E. six times

18.When the relative permeability of a material is slightly less than 1, it is called a A. diamagnetic material B. paramagnetic material C. ferromagnetic material D. magnetic material E. electromagnetic material

17.Ampere hour is the unit of A. Quantity of electricity B. Strength of current C. Power D. Energy E. Inductance

17.What quantity of charge must be delivered by a battery with a potential difference of 100 V to do 500 J of work? A. 5 C B. 15 C C. 50 C D. 500 C E. 250 C

16.Conductivity is the reciprocal of? A. current density B. resistance C. resistivity D. superconductivity E. capacitance

15. In the case of wave wound generators, the average pitch is

14.The commutator segments are connected to the armature conductor by means of

The armature of the DC generator is laminated to