Question

A capacitor is connected to a battery until it has charge Q. It is then disconnected...

A capacitor is connected to a battery until it has charge Q. It is then disconnected from the battery, maintaining its charge. A dielectric material is introduced between the plates. Which of the following is true?

A) The capacitance and the charge increase.

B) The charge increases and the potential difference increases.

C) The capacitance, charge, and potential difference increase.

D) The capacitance increases and the potential difference decreases.

E) The capacitance is constant and the potential difference decreases.

0 0
Add a comment Improve this question Transcribed image text
Know the answer?
Add Answer to:
A capacitor is connected to a battery until it has charge Q. It is then disconnected...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • A parallel-plate capacitor filled with air carries a charge Q. The battery is disconnected, and a...

    A parallel-plate capacitor filled with air carries a charge Q. The battery is disconnected, and a slab of material with dielectric constant k = 2 is inserted between the plates. Which of the following statements is correct? The voltage across the capacitor decreases by a factor of 2. The voltage across the capacitor is doubled.       The electric field is doubled. The charge on the plates decreases by a factor of 2. The charge on the plates is doubled.

  • A capacitor is charged with a battery. The battery is then disconnected and a piece of...

    A capacitor is charged with a battery. The battery is then disconnected and a piece of insulating material is inserted between the two plates. Which of the following is true? A. The E-field in the capacitor increases as the capacitance increases B. The E-field in the capacitor increases as the capacitance decrease C. The E-field in the capacitor decreases as the capacitance increases C. The E-field in the capacitor decreases as the capacitance decreases

  • 10. A parallel plate capacitor is charged up by a battery. The battery is then disconnected...

    10. A parallel plate capacitor is charged up by a battery. The battery is then disconnected and the capacitor is kept isolated. The plates are then pulled apart. Which one of the following statements is correct? a) The potential difference between the plates remains the same. b) The charge in the capacitor increases. c) The capacitance increases. d) The charge in the capacitor dereases. e) The capacitance decreases.

  • If possible can you answer the different if the battery is connected or disconnected. Thank you...

    If possible can you answer the different if the battery is connected or disconnected. Thank you Battery gets disconnected A capacitor is connected to a 12-volt battery. The initial capacitance is C; the initial charge stored is Q; the initial field between the plates is E; and the initial stored energy is U. Then, the distance between the plates is reduced by a factor of 2. The battery is then disconnected. Following this, the space between the plates is filled...

  • A parallel plate capacitor of capacitance Co has plates of area A with separation d between...

    A parallel plate capacitor of capacitance Co has plates of area A with separation d between them. When it is connected to a battery of voltage Vo, it has a charge of magnitude Qo on its plates. It is then disconnected from the battery and the space between the plates is filled with a material of dielectric constant 3. After the dielectric is added, the magnitudes of the charge on the plates and the potential difference between them are 15.

  • A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...

    A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Q Coulombs and a voltage of V. (C is the capacitance and U is the stored energy.) Answer the following questions regarding the capacitor charged by a battery. For each statement below, select True or False. With the capacitor connected to the battery, inserting a dielectric with κ will increase C. After being disconnected from the battery, inserting a dielectric with...

  • A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...

    A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Q Coulombs and a voltage of V. (C is the capacitance and U is the stored energy.) Answer the following questions regarding the capacitor charged by a battery. For each statement below, select True or False TrueWith the capacitor connected to the battery, inserting a dielectric withK will decrease U. False After being disconnected from the battery, increasing d decreases V...

  • A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...

    A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Q Coulombs and a voltage of V. (C is the capacitance and U is the stored energy.) Answer the following questions regarding the capacitor charged by a battery. For each statement below, select True or False.  After being disconnected from the battery, decreasing d decreases C.  After being disconnected from the battery, inserting a dielectric with k will decrease V.  With...

  • A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...

    A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Coulombs and a voltage of V. (C is the capacitance and U is the stored energy.) Answer the following questions regarding the capacitor charged by a battery. For each statement below, select True or False FalseAfter being disconnected from the battery, inserting a dielectric with K will decrease C True With the capacitor connected to the battery, inserting a dielectric with...

  • An empty capacitor is connected to a 11.9-V battery and charged up. The capacitor is then...

    An empty capacitor is connected to a 11.9-V battery and charged up. The capacitor is then disconnected from the battery, and a slab of dielectric material (Κ-3.9) is inserted between the plates. Find the amount by which the potential difference across the plates changes Specify whether the change is an increase or a decrease increase decrease

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT