General Physics Questions And Answers, Set 62

 

General Physics Questions And Answers

Q1. 

In a capacitor, energy is stored in the form of electric field.

Ans.

True

Q2. 

What is the maximum energy that can be stored in a capacitor?

Ans.

Depends on the maximum electric field

Q3. 

When is the effective capacitance of a capacitor increased?

Ans.

When the capacitors are connected in parallel

Q4. 

True power of a capacitor is 1.

Ans.

False

Q5. 

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

Ans.

Decreases

Q6. 

What is the electric field in the cavity of a hollow charged conductor?

Ans.

Zero

Q7. 

How is the electric field at the surface of a charged conductor related to the surface charge density?

Ans.

Proportional to each other

Q8. 

How is the potential within and on the surface of a conductor?

Ans.

Constant

Q9. 

What is the total work done on moving a test charge on an equipotential surface?

Ans.

Zero

Q10. 

In a thunderstorm accompanied by lightning, it is safest to run near a tree or open ground rather than sitting inside a car.

Ans.

False

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