A. resistor
B. insulator
C. good conductor
D. semi conductor
Related Mcqs:
- Voltage applied across a ceramic dielectric produces an electrolytic field 100 times greater than air. What will be the value of dielectric constant ________?
A. 50
B. 100
C. 150
D. 200 - Dielectric strength of a material depends on_____________?
A. moisture content
B. temperature
C. thickness
D. all of the above
E. none of the above - Which of the following material has least value of dielectric constant ?
A. Ceramics
B. Oil
C. Glass
D. Paper - The electrostatic force between two charges of one coulomb each and placed at a distance of 0.5 m will be____________?
A. 36 x 10fa
B. 36 x 107 N
C. 36 x 108 N
D. 36 x 109 N - If a 6 uF capacitor is charged to 200 V, the charge in coulombs will be____________?
A. 800 uC
B. 900 uC
C. 1200 uC
D. 1600 uC - Which of the following materials has the highest value of dielectric constant___________?
A. Glass
B. Vacuum
C. Ceramics
D. Oil - The dissipation factor of a good dielectric is of the order of____________?
A. 0.0002
B. 0.002
C. 0.02
D. 0.2 - Which is the most superior dielectric out of the following ?
A. Air
B. Glass
C. Bakelite
D. Paper - When the dielectric is homogeneous,the potential gradient is_____________?
A. uniform
B. non-uniform
C. zero
D. any of the above - When a dielectric slab is introduced in a parallel plate capacitor, the potential difference between plates will______________?
A. remain uncharged
B. decrease
C. increase
D. become zero
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