Two identical balls each having a density pare suspended from a common point by two insulating strings of equal length. Both the balls have equal mass and charge. In equilibrium, each string makes an angle with the vertical. Now, both the balls are immersed in a liquid. As a result, the angle does not change. The density of liquid is o. Find the dielectric constant of the liquid.
Q: A 65.0-m length of coaxial cable has an inner conductor that has a diameter of 2.58 mm and carries a…
A: We are given length of cable. We are also given diameter of inner and outer cylinder. We are given…
Q: Starting from rest, and under the influence no external force, a particle with a positive charge q…
A:
Q: A 6.0-mF capacitor charged to 50 V and a 4.0-mF capacitor charged to 34 V are connected to each…
A: Two capacitors are charged to some potential difference and then connected in parallel to each…
Q: A parallel-plate air capacitor with a capacitance of 250 pF has a charge of magnitude 0.146 μC on…
A:
Q: A solid cylindrical conductor of radius 2.1 cm is coaxial with a cylindrical shell of negligible…
A: Given solid cylindrical conductor of radius 2.1 cm This is coaxial with cylindrical shell of radius…
Q: Determine the capacitance of a coaxial capacitor of length L where the inner conductor has radius a…
A: Let the material has dielectric constant k
Q: A nervous physicist worries that the two metal shelves of his wood frame bookcase might obtain a…
A:
Q: 1 Charged Rod L A metal rod of length L = 30 cm has been charged up for a physics demonstration. It…
A: Given: The length of the metal rod is L = 30 cm The total charge of the rod is Q = 5 μC The distance…
Q: 25 of 35 Three circular, parallel-plate capacitors with different geometries are each filled with a…
A: Given that:- Dielectric constant of paper=3.50 Dielectric constant of Porcelain=7
Q: A capacitor is created by two metal plates. Each plate has dimensions L = 0.39 m and W = 0.38 m. The…
A: The objective of the question is to find the expressions for the magnitude of the electric field…
Q: The dielectric constant of this material is equal to ____.
A:
Q: If the air is replaced by Neoprene rubber, which has a dielectric constant of 7.00, what would be…
A: Given that the dielectric is replaced by Neoprene rubber and now the new dielectric constant is 7 We…
Q: A 3.5πF capacitor is connected to a 12V battery and allowed to fully charge. The capacitor is then…
A:
Q: A parallel plate capacitor with air between the plates is charged to 98.22 V and then disconnected…
A: Given : Capacitors are charged to potential, V= 92.88 V The potential difference of the capacitor…
Q: The electric field strength between two parallel conducting plates separated by 6.9 cm is 7.5 ×10¹…
A: Given: The separation between plates is 6.9 cm. The electric field is 7.5x104 V/m.
Q: An eletrostatic paint sprayer consists of a charged metal sphere. Charged paint droplets (the sign…
A: An electrostatic spray is done with the help of electrostatic spray gun is a device that uses…
Q: A point-like charge Q = 20.5 µC is embedded into a dielectric material with constant k = 20. F…
A:
Q: Figure CQ16.3 shows equipotential contours in the region of space surrounding two charged…
A: Write the expression for work done in moving an electron from a point ‘i’ to ‘f’
Q: 36 uF capacitor is being charged by a voltage source and the energy stored is equal to 247.41 uj.…
A:
Q: In the figure below, two parallel-plate capacitors A and B are connected in parallel across a 600 V…
A: Given data The voltage across the battery is V = 600 V. The area of the plate is A = 75 cm2. The…
Q: A parallel plate capacitor of capacitance C0 has plates of area A with separation d between them.…
A:
Q: 5. A uniform electric field of magnitude 325 V/m is directed in the negative y direction in Figure.…
A: Given data: The magnitude of the electric field, E=325 V/m. The coordinates of point A, (xA,…
Q: A 20-mF capacitor charged to 2.0 kV and a 40-mF capacitor charged to 3.0 kV are connected to each…
A: 20mF capacitor charged to 2 KN 40 mF capacitor charged to 3 KN we need to find the final charge…
Q: A parallel-plate capacitor with plate area A = 0.14 m2 and plate separation d = 0.25 mm is connected…
A: Area , A = 0.14 m2 Separation , d = 0.25 mm = 0.25 x 10-3 m Battery , V0 = 3.5 V Dielectric…
Step by step
Solved in 2 steps with 2 images
- A capacitor, C1 = 5.0 μF, is charged up to 8 V. It is then connected to a second uncharged capacitor C2 = 2.5 μF. The charge on C2 after the system has come to equilibrium is Group of answer choices 40.0 μC 13.3 μC 20.0 μC 26.7 μC 6.67 μCE10.1 Please answer all parts for likeConsider the equipotential map shown below. Estimate the magnitude of the E-field at point A. What direction is the E-field at point A? Rank the points A, B, and C in terms of their E-field strength. Sketch the electric field lines. What is the sign of the charge (+ or −) within the 30 V equipotential?
- A parallel-plate capacitor has a capacitance of 10 mF and is charged with a 20 V power supply. The power supply is then removed and a dielectric of dielectric constant 4 is used to fill the space between the plates. The voltage now across the capacitor is O 5 V. O 80 V. O zero. O 20 V. О 10 V.A parallel‑plate capacitor has square plates that have an edge length equal to 9.00×102 cm and are separated by 8.00 mm. It is connected to a battery and is charged to 12.0 V. How much energy ?electric is stored in the capacitor?A student is trying to build a home-made capacitor. He uses two 1.0 cm x 1.0 cm aluminum foil as the two parallel conducting plates, spaced 0.40 cm apart. He then connects the two foils with a 3.0 V battery. How many electrons are stored in the negative plate?
- Two thin plates (0.50 m x 0.50 m x 'very thin') of a parallel capacitor are located parallel to the xzplane. One of the large plates crosses the y-axis at y = 0 cm, and the other crosses at y = -1 cm. The charge on the positive plate is +30 nC, and on the negative plate, -30 nC. a) What is the voltage from the positive plate to the negative plate? b) What is the electric potential difference from the negative plate to a point in the middle of the space between the plates? c) If the electric potential at the negative plate is 100 V, what is the electric potential at the positive plate? ( d-f) The negative plate is now shifted 0.5 cm away from the positive plate. d) What is the voltage from the positive to the negative plate? ( e-f) If an electron is released from rest from very close to the negative plate, and it flies to the positive plate, e) what is the electron's change in potential energy? f) what is the electron's speed when it hits the positive plate?Find the work WAB in electron volts done by the electric force on an electron that moves from point A to point B. Similarly, find W starts and stops at rest. Enter your answers in eV.) AC' HINT (a) W AB (b) W AC (c) WAD (d) W, AE eV eV eV eV W AD' and W AE' (Assume the electronAn electrostatic paint sprayer has a 0.100 m diameter metal sphere at a potential of 15.0 kV that repels paint droplets onto a grounded object. (a) What charge is on the sphere? (b) What charge must a 0.200 mg drop of paint have to arrive at the object with a speed of 10.0 m/s? Please answer in terms of C
- A solid cylindrical conductor of radius 2.1 cm is coaxial with a cylindrical shell of negligible thickness, radius 2.3 cm. Find the capacitance ( in units of nF) of this cylindrical capacitor if its length is 51.8 m. Select one: A. 41.99 B. 21.27 C. 14.56 D. 31.63 E. 47.17Dielectric. A parallel plate capacitor is connected to an ideal battery with voltage V. While the battery is still connected, a slab with dielectric constant k is inserted between the plates. Which of the following is TRUE regarding the electric field E and the stored energy U? O A. E increases, U increases O B. E decreases, U decreases O C. Eremains the same, U increases O D. E remains the same, U remains the sameA Geiger-Mueller tube is a radiation detector that consists of a closed, hollow, metal cylinder (the cathode) of inner radius ra and a coaxial cylindrical wire (the anode) of radius (see figure below) with a gas filling the space between the electrodes. Assume that the internal diameter of a Geiger-Mueller tube is 1.95 cm and that the wire along the axis has a diameter of 0.190 mm. The dielectric strength of the gas between the central wire and the cylinder is 1.25 x 106 V/m. Use the equation ain 2πrle= to calculate the maximum potential difference that can be applied between the wire and the cylinder before breakdown occurs in the gas. €0 Anode Cathode 148 X Your response differs from the correct answer by more than 10%. Double check your calculations. V Need Help? Read It