A. decrease
B. increase
C. remain constant
D. depends upon composition of dielectric
Related Mcqs:
- The force between two charges is 120 N. If the distance between the charges is doubled, the force will be________________?
A. 60 N
B. 30 N
C. 40 N
D. 15 N - 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 - The electric charge of 100 °C is 13cm apart from another charge 16.9°C electric force between them is_____________?
A. 9x107N
B. 900N
C. 9x105N
D. 9x106N - The value of dielectric constant for vacuum is taken as____________?
A. zero
B. 1
C. 4
D. 10 - If the distance between the two point charges become half then force between them becomes______________?
A. double
B. half
C. four times
D. remains same - When a dielectric is placed in an electric field the field strength____________?
A. decreases
B. increases
C. reduces to zero
D. remain unchanged - 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 - A closed surface contains two equal and opposite charges. The net electric flux from the surface will be________________?
A. negative
B. positive
C. zero
D. data is insufficient - A capacitor is a perfect insulator for______________?
A. direct current
B. alternating current
C. both for the direct and alternating current
D. none of above - 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