1) Galvanometer can be converted into a voltmeter by connecting a ….. a) high resistance in series b) high resistance in parallel. c) low resistance in series. d) low resistance in parallel 2) S.I. unit of potential gradient is….. a) Vm b) V/m c) VCm d) V/cm 3) The electric intensity due to charge sphere at a point outside the sphere increases with increase in……… a) distance from the centre of sphere b) square of distance from the centre of sphere. c) charge on sphere d) dielectric constant 4) Kirchhoff’s junction law is equivalent to……. a) conservation of electric flux. b) conservation of electric potential. c) conservation of energy d) conservation of charge. 5) Van De Graph generator produces........  a) high potential b) zero potential c) low potential d) breakdown voltage 6) A meter bridge cannot be used to determine …….. a) conductivity b) EMF of a cell. c) specific resistance d) resistance of a wire 7) Energy stored in a capacitor and dissipated during charging a capacitor bear a ratio…….. a) 2:1 b) 1:2 c) 1:1 d) 3:1 8) ………of the following produces uniform electric field? a) charge distributed on circular disc b) point charge c) linear charge d) two parallel plates 9) Gauss’ law helps in …….. a) determination of electric field due to symmetric charge distribution. b) determination of electric flux. c) situation where Coulomb's law fails. d) determination of electric potential due to symmetric charge distribution. 10) …………of conductors and insulators can be understood on the basis of free and bound charges. a) The magnetic behaviour b) The electrical behaviour c) The dielectric behaviour d) The Mechanical properties

JKC Physics 12

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