General Physics Questions And Answers, Set 63

 

General Physics Questions And Answers

Q1. 

How does the potential difference change with the effect of the dielectric when the battery remains connected across the capacitor?

Ans.

Remains constant

Q2. 

How does the capacitance change with the effect of the dielectric when the battery remains connected across the capacitor?

Ans.

Increases

Q3. 

How does the electric field change with the effect of the dielectric when the battery remains connected across the capacitor?

Ans.

Remains unchanged

Q4. 

The charge on the capacitor plates decreases from Q0 to Q with the effect of the dielectric when the battery remains connected across the capacitor.

Ans.

False

Q5. 

How does the capacitance change with the effect of the dielectric when the battery is kept disconnected from the capacitor?

Ans.

Increases

Q6. 

‘X’ is the phenomenon of making a region free from any electric field. Identify X.

Ans.

Electrostatic shielding

Q7.

What type of surface is the surface of a conductor?

Ans.

Equipotential

Q8. 

Electrostatic potential energy can be negative.

Ans.

True

Q9. 

If three equal charges are placed at the corners of an equilateral triangle, the potential at the center of the triangle will be zero.

Ans.

False

Q10. 

What is the nature of equipotential surfaces in case of a positive point charge?

Ans.

Spherical

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