Question

A 2uF capacitor is charged to 100V. A) how much energy is stored in the capacitor?...

A 2uF capacitor is charged to 100V.

A) how much energy is stored in the capacitor?

B) How much additional energy is required to charge the capacitor from 100 to 120V?

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A 100 microfarad capacitor is charged to 24 volts DC. How much charge is placed on...
A 100 microfarad capacitor is charged to 24 volts DC. How much charge is placed on each plate and how much energy is stored in the capacitor? If that capacitor is discharged in 100 microseconds, how much power did it deliver during that time?
A portable defibrillator containing an 85 ?F capacitor is charged up to a potential difference of...
A portable defibrillator containing an 85 ?F capacitor is charged up to a potential difference of 8000 V. a) How much energy is stored in the device? What kind of energy is this stored energy? b. How much positive charge is on one plate of the capacitor when it is fully charged? What is the net charge on both plates? Explain why this is the case.
A 5.00 µF capacitor starts with 3.00 J of stored energy. The capacitor is then discharged...
A 5.00 µF capacitor starts with 3.00 J of stored energy. The capacitor is then discharged while connected to a 500 kΩ resistor. a) Find the initial charge on the capacitor and the current through the resistor when the discharging begins. b) Find the charge on the capacitor, the current through the resistor, and the power dissipated in the resistor as a function of time. c) At what time will the capacitor have one quarter of its original charge?
A 16.0 μF capacitor is charged to a potential of 50.0 V and then discharged through...
A 16.0 μF capacitor is charged to a potential of 50.0 V and then discharged through a 225 Ω resistor. a. How long does it take the capacitor to lose half of its charge? b. How long does it take the capacitor to lose half of its stored energy?
1. What is the energy stored in the 8.1 μF capacitor of a heart defibrillator charged...
1. What is the energy stored in the 8.1 μF capacitor of a heart defibrillator charged to 9.9 kV? 2. How far apart are two conducting plates that have an electric field strength of 3.5×103 V/m between them, if their potential difference is12 kV? 3. The naturally occurring charge on the ground on a fine day out in the open country is 2.32 nC. What is the electric potential at a height of 3.98 m? 4. What is the strength...
a parallel plate capacitor is fully charged by a battery, and then the battery is disconnected....
a parallel plate capacitor is fully charged by a battery, and then the battery is disconnected. if a dielectric material is then inserted between the capacitor plates, which of the following quantities would remain constant? A) electric field between the plates B) potential difference across the plates C) charge on each plate D) energy stored in capacitor E) charge and energy would both remain constant
1. A parallel plat capacitor with C= 20 ?F is being charged by a battery of...
1. A parallel plat capacitor with C= 20 ?F is being charged by a battery of ?=12 V. If total resistance of the circuit is 5.2 k?, then: a) How long does it take for the capacitor to charge to 90% of fully charged? b) Draw the current profile and determine the current at this time. c) How much energy is stored in the capacitor by this time? 3 d) To what value should we change the resistance so that...
A 33 nf capacitor is connected to a 9.00 V battery and fully charged. The capacitor...
A 33 nf capacitor is connected to a 9.00 V battery and fully charged. The capacitor is then disconnected from the battery, an an insulator having a dielectric constant is inserted between the plates of the charged capacitor. What is the energy stored in the capacitor with the dielectric inserted?
A 14μ F capacitor is joined in series with a 30μ F capacitor and a 12...
A 14μ F capacitor is joined in series with a 30μ F capacitor and a 12 Volts battery. What is the potential difference across the first capacitor? What is the potential difference across the second capacitor? What is the charge on the first capacitor? What is the charge on the second capacitor? How much energy is stored by the first capacitor? How much energy is stored by the second capacitor?
A20nF air capacitor is connected to a power supply, the energy stored in the capacitor is...
A20nF air capacitor is connected to a power supply, the energy stored in the capacitor is 900 x 10 J. While the capacitor is kept connected to the power supply, a slab of dielectric is inserted that completely fills the space between the plates. This increases the stored energy by 180 x 10-5 J. lhat is the dielectric constant of the slab?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT