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

Related Mcqs:

1. The minimum value of potential gradient in a cable occurs in____________?

   A. insulation
   B. conductor
   C. outer sheath
   D. uniformly all over

2. at a point is equal to the negative potential gradient at that point?

   A. Electric intensity
   B. Electric flux
   C. Magnetic flux
   D. Magnetic flux density

3. When the dielectric is homogeneous,the potential gradient is_____________?

   A. uniform
   B. non-uniform
   C. zero
   D. any of the above

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

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

5. Permittivity is expressed in_____________?

   A. Farad/sq-m
   B. Farad/meter
   C. Weber/meter
   D. Weber/sq-m

6. The relative permittivity has the following units__________?

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

7. 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

8. 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

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

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

10. capacitor is to have an energy content of 20J it must be placed across a potential difference of________________?

    A. 4 volts
    B. 9 volts
    C. 2 volts
    D. 1 vol