Permittivity is expressed in_____________?

Related Mcqs:

1. The potential gradient across the material of low permittivity is than across the material of high permittivity?

   A. smaller
   B. greater
   C. both (A) and (B)
   D. none of the above

2. The relative permittivity of free space is given by__________?

   A. 1
   B. 10
   C. 100
   D. 1000

3. The relative permittivity has the following units__________?

   A. F/m
   B. m/F
   C. Wb/m
   D. no units

4. The dielectric constant (relative permittivity) of glass is given by___________?

   A. 0.1 to 0.4
   B. 0.5 to 1.0
   C. 2.0 to 4.0
   D. 5 to 100

5. The absolute permittivity of free space is given by_____________?

   A. 8.854 x 1(T9 F/m)
   B. 8.854 x 1(T10 F/m)
   C. 8.854 x KT11 F/m
   D. 8.854 x 10″12 F/m

6. SI unit of the permittivity of free space is________________?

   A. Nm2C2
   B. N-1mC-2
   C. NmC-1
   D. N-1m-2C2

7. The capacity of capacitor bank used in power factor correction is expressed in terms of____________?

   A. kW
   B. kVA
   C. kVAR
   D. volts

8. Dielectric strength of a medium is usually expressed in____________?

   A. J/mm
   B. C/m2
   C. kV/mm
   D. N/mm

9. Equivalent capacitance is greater than individual capacitances in_____________?

   A. series combination
   B. parallel combination
   C. both series and parallel combinations
   D. none of above

10. Selenium becomes a conductor in light so it behaves like____________?

    A. Semiconductor
    B. Photodiode
    C. Light emitting diode
    D. Capacitor