6. Since dielectric materials are nonconductive :
(a) Capacitors leakage resistance is finite
(b) Capacitors leakage resistance is infinite
(c) A capacitor cannot pass current through the circuit
(d) None of the above
7. Materials which can store electrical energy are called :
(a) magnetic materials
(b) semi conductors
(c) dielectric materials
(d) super conductors
8. The dielectric constant of air is practically taken as :
(a) more than unity
(b) unity
(c) less than unity
(d) zero
9. Dielectric materials are :
(a) Insulating materials
(b) Semiconducting materials
(c) Magnetic materials
(d) Ferroelectric materials
10. Dielectric constant of vacuum is :
(a) infinity
(b) 100
(c) one
(d) zero
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