Physics, 11.03.2020 06:20 xioher2272

A parallel-plate vacuum capacitor has 7.68 JJ of energy stored in it. The separation between the plates is 3.40 . If the separation is decreased to 1.10 .

a) what is the energy now stored if the capacitor was disconnected from the potential source before the separation of the plates was changed?b) What is the energy now stored if the capacitor remained connected to the potential source while the separation of the plates was changed?

Answers: 3

Show answers

Another question on Physics

Physics, 22.06.2019 06:00

Why don't you see your reflection in water with waves or repples

Answers: 1

Answer

Physics, 22.06.2019 06:50

What is the stall speed at sea level of an airplane that weights 10000 lbs., has a wing area of 300ft^2, and a maximum lift coefficient of 1.4? what is the stall speed if flaps that double cl,max are applied?

Answers: 1

Answer

Physics, 22.06.2019 17:40

Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.

Answers: 2

Answer

Physics, 23.06.2019 01:10

Aheat engine that operates on a carnot cycle has an efficiency of 0.420 when its low-temperature reservoir is at 10 ∘c.part aby how many degrees celsius must you increase the temperature of the high-temperature reservoir to increase the efficiency to 0.600 if you continue to use the same low-temperature reservoir?

Answers: 1

Answer

You know the right answer?

A parallel-plate vacuum capacitor has 7.68 JJ of energy stored in it. The separation between the pla...

Questions