A. Paraffin wax
B. Quartz
C. Glass
D. Air
Which medium has the least dielectric strength ____________? Read More »
Electrostatics A. Farad/sq-m
B. Farad/meter
C. Weber/meter
D. Weber/sq-m
Permittivity is expressed in_____________? Read More »
Electrostatics A. earth
B. conduction
C. sheath
D. insulator
In a cable capacitor, voltage gradient is maximum at the surface of the______________? Read More »
Electrostatics A. capacitance
B. charge
C. energy
D. none of the above
The property of a capacitor to store electricity is called its____________? Read More »
Electrostatics A. 0.2 s
B. 0.4 s
C. 0.6 s
D. 0.8 s
A. 37, initial
B. 62, initial
C. 62, final
D. 37, final
A. moisture content
B. temperature
C. thickness
D. all of the above
E. none of the above
Dielectric strength of a material depends on_____________? Read More »
Electrostatics A. 1 meter/coulomb
B. 1 newton meter
C. 1 newton/meter
D. 1 joule/coulomb
1 volt/meter is same as___________? Read More »
Electrostatics A. Wien’s bridge
B. Wheatstone bridge
C. Schering bridge
D. Hay’s bridge
The bridge used for the measurement of the value of the capacitance is____________? Read More »
Electrostatics A. shorter plate area and higher applied voltage
B. shorter plate area and shorter distance between them
C. larger plate area, longer distance between plates and higher,applied voltage
D. larger plate area and shorter distance between plates
The capacitance between two plates increases with____________? Read More »
Electrostatics