Home / Dielectric Materials – 1 – 1

Dielectric Materials – 1 – 1

1. On introducing a dielectric medium in between the plates of a capacitor, one of the following quantities will not change :

(a) Charge storing capacity
(b) Potential difference
(c) Electric field strength
(d) Electric flux density

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

2. Exposure of insulating material to moisture causes an increase in :

(a) Dielectric loss
(b) Dielectric constant
(c) Dielectric strength
(d) Insulation resistance

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

3. Dielectric materials are essentially :

(a) Insulating materials
(b) Ferro-electric materials
(c) Ferri-electric materials
(d) Superconducting materials

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

4. On placing a dielectric in an electric field, the field strength :

(a) Increases
(b) Decreases
(c) Remains constant
(d) Reduces to zero

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

5. Dielectric constant relates to :

(a) Comparative charge stored for a given material versus air
(b) The fact that the dielectric doesn’t have charge characteristics
(c) The insulating properties of the non-conducting mediums
(d) None of the above

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

1 2 3

General Knowledge Books

Be a Part of the New & Next

MCQs fb  MCQs G+

Share the Knowledge

MORE INFORMATION
GATE Total InfoGATE 2019 BooksFree Notes
IES Total InfoIES 2019 BooksFree Mock tests
JAM Total InfoJAM 2019 BooksEngg Diploma
PSUs Total InfoM Tech Total InfoUGC NET Total Info
Copy Protected by Chetan's WP-Copyprotect.