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Capacitors
Page 5
Questions (371)
Three parallel plate capacitors (C1,C2 and C3 ) are in series with a battery of 100 V. C1=2500 micro Farad; C2=2C1 , C3=3C1 .
(a)
3 answers
asked by
P
985 views
A 2.20 µF capacitor (#1) is charged to 942 V and a 6.41 µF capacitor (#2) is charged to 657 V. These capacitors are then
1 answer
asked by
Conor
951 views
A 9 V battery is connected in series with a 100 Ω resistor and 12µF capacitor. The capacitor is initially uncharged. What is
2 answers
asked by
Anonymous
989 views
A small plastic ball of mass 6.30 10-3 kg and charge +0.150 µC is suspended from an insulating thread and hangs between the
1 answer
asked by
Z
960 views
X and Y are two capacitors(parallel plate) connected in series to a 12V supply.X has air between the plates and its capacitance
3 answers
asked by
Abhishek
930 views
A dielectric-filled parallel-plate capacitor has plate area A = 10.0cm2 , plate separation d = 7.00mm and dielectric constant k
1 answer
asked by
asasa
948 views
Supercapacitors, with capacitance of 1.00F or more, are made with plates that have a spongelike structure with a very large
1 answer
asked by
Caroline
904 views
I have no clue: Two parallel plate capacitors have circular plates. The magnitude of the charge on these plates are the same.
2 answers
asked by
H
925 views
a 10ufcapacitoris chargedby 30Vd.c supply and then connected across an uncharged
50uf capacitor(1)the final potential difference
1 answer
asked by
alesha
910 views
Dry air will break down if the electric field exceeds about 3.0 × 106 V/m. What amount of charge can be placed on a capacitor
1 answer
asked by
Brian
889 views
According to its design specification, the timer circuit delaying the closing of an elevator door is to have a capacitance of
2 answers
asked by
capacitance q
897 views
A parallel-plate capacitor is constructed with circular plates of radius 5.6×10−2 m . The plates are separated by 0.27 mm ,
2 answers
asked by
Alli
888 views
A capacitor consisting of two parallel plates of area A = 4.6 m2 and spacing d = 0.150 m is filled with two parallel slabs of
1 answer
asked by
Meghan
884 views
A capacitor is constructed from two conducting with a plate separation of d. The voltage between the plates is 31.2 volts and
2 answers
asked by
ALex
883 views
A 2.0 micro Farad capacitor in a circuit in series with a resistance of 1.0 mega ohms is charged with a 6.0v battery. How long
2 answers
asked by
Jason
888 views
A capacitor consists of a set of two parallel plates of area A separated by a distance d. This capacitor is connected to a
2 answers
asked by
Sam
883 views
A 2.0 nF parallel plate capacitor with a sheet of mylar (k= 3.1) filling the space between the plates is charged to a potential
1 answer
asked by
Jam
859 views
After a parallel-plate capacitor is charged by a battery, it is disconnected from the battery and its plate separation is
2 answers
asked by
Cal
847 views
Which of the statements regarding this situation are true? Select all that apply.
-In this simulation when the capacitor voltage
2 answers
asked by
cpk101
841 views
Two parallel plate capacitors are identical, except that one of them is empty and the other contains a material with a
2 answers
asked by
HELP !!!!
850 views
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Q Coulombs and a
1 answer
asked by
Nicole
848 views
A small plastic ball with a mass of 7.00 10-3 kg and with a charge of +0.162 µC is suspended from an insulating thread and
2 answers
asked by
amber
835 views
If the electric field inside a capacitor exceeds the dielectric strength of the dielectric between its plates, the dielectric
1 answer
asked by
Anonymous
802 views
A parallel plate capacitor is made of two 3.0 cm x 3.0 cm square plates that are separated by 1.0 mm are connected to a12.0 V
2 answers
asked by
So Confused
780 views
The plates of a parallel plate capacitor are separated by a distance of 1.2cm, and the electric field within the capacitor has a
2 answers
asked by
H
801 views
Capacitor c1 and c2 are 4f and 2f respectively are charged as series combination across 100v battery. The two capacitors are
2 answers
asked by
Alice
806 views
a parallel plate capacitor has an area of 5cm^2 and a capacitance of 3.5PF. the capacitor is connected to a 12v battery .after
3 answers
asked by
ruth
789 views
You have a parallel plate capacitor (with air between its plates) which is attached to a voltage source until the capacitor is
1 answer
asked by
Rebecca
770 views
Three capacitors (3.83, 5.89, and 12.9 μF) are connected in series across a 58.0 V battery. Calculate the voltage across the
2 answers
asked by
Anonymous
765 views
Two parallel plate capacitors have circular plates. The magnitude of the charge on these plates is the same. However, the
2 answers
asked by
Mary
762 views
A certain substance has a dielectric constant of 2.8 and a dielectric strength of 18.0 MV/m. If it is used as the dielectric
3 answers
asked by
Nicole
732 views
A parallel-plate capacitor is constructed with circular plates of radius 0.056 m. The plates are separated by 0.25 mm, and the
1 answer
asked by
Cooper
729 views
A capacitor consists of two concentric spherical shells. The outer radius of the inner shell is a=0.43 mm and the inner radius
2 answers
asked by
P
730 views
The electric field between the plates of a paper-separated (K = 3.75) capacitor is 9.01X10^4 V/m. The plates are 1.95 mm apart
2 answers
asked by
Millie
725 views
The circuit in the figure below consists of two identical, parallel metal plates connected to identical metal springs, a switch,
2 answers
asked by
Anonymous
736 views
The potential diffrence across a series combination of 4(micro)F and 12(micro)F capacitor is 240V. What is the potential
2 answers
asked by
Nuwaya
700 views
A parallel-plate capacitor is made from two aluminum-foil sheets, each 3.90 cm wide and 10.3 m long. Between the sheets is a
1 answer
asked by
Valerie
692 views
The voltage (V) applied to a 0.25 F capacitor is given by the equation :
v= (t^2-2t)^3/5t Find the current at t = 3.7 s. (i=C
2 answers
asked by
Preet
665 views
A 3mf capacitor and a 5mf capacitor are connected in parallel to a 16v battery.
a) What is the equivalent capacitance of the
2 answers
asked by
Ella
704 views
The Leyden jar, invented by chance in 1746, was one of the earliest types of capacitors (see the figure below), made by covering
1 answer
asked by
Brandi
668 views
A q = +3.00 mC test charge is placed inside a constant uniform electric field created in a parallel plate capacitor connected to
2 answers
asked by
ALex
677 views
Increasing the voltage across the two plates of a capacitor will produce what effect on the capacitor?
a. increase charge b.
1 answer
asked by
Kris
660 views
how does the total energy stored in a capacitor change, when the medium of air is replaced by a medium of dielectric constaant
2 answers
asked by
edward
642 views
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm.
(a)
1 answer
asked by
bad at physics
675 views
A 2600-pF air gap capacitor is connected to a 9.0 V battery.If a piece of pyrex glass is placed between the plates,how much
3 answers
asked by
jenish
651 views
A capacitor is made from two 1.2 cm diameter coins separated by a 0.18 mm thick piece of paper (K = 3.7). A 6 V battery is
2 answers
asked by
BLESSED
638 views
A 11-V battery is connected to three capacitors in series. The capacitors have the following capacitances: 5.3 µF, 10.7 µF,
2 answers
asked by
Valerie
655 views
Two capacitor plates are equally and oppositely charged. They are separated by 1.30 cm.
An electron is released from rest at the
2 answers
asked by
Sam
645 views
The total resistance is 13.0 kΩ, and the battery's emf is 28.0 V. If the time constant is measured to be 34.0 µs . Calculate
1 answer
asked by
Nade
642 views
An electron is released from rest at the negative plate of a parallel plate capacitor. The charge per unit area on each plate is
1 answer
asked by
Amy
642 views
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