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
Related Mcqs:
- The relative permittivity of free space is given by__________?
A. 1
B. 10
C. 100
D. 1000 - 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 - SI unit of the permittivity of free space is________________?
A. Nm2C2
B. N-1mC-2
C. NmC-1
D. N-1m-2C2 - 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 - Permittivity is expressed in_____________?
A. Farad/sq-m
B. Farad/meter
C. Weber/meter
D. Weber/sq-m - The relative permittivity has the following units__________?
A. F/m
B. m/F
C. Wb/m
D. no units - If free space between the plates of a capacitor is replaced by a dielectric_____________?
A. The potential difference remains constant capacittance and energy stored increases
B. The potential difference remains constant capacittance decreases and energy increases
C. The potential difference decreases but both capacitance and energy increase
D. both potential difference and capacitance decrease but energy increases - Three capacitors each of the capacity C are given. The resultant capacity 2/3 C can be obtained by using them_____________?
A. all in series
B. all in parallel
C. two in parallel and third in series with this combination
D. two in series and third in parallel across this combination - The capacitance C is charged through a resistance R. The time constant of the charging circuit is given by__________?
A. CIR
B. 1/RC
C. RC
D. RIC - The unit of dielectric strength is given by___________?
A. V/m
B. V2/m
C. m/V
D. m/V2
