3. a) Define electric displacement vector D and deduce Gauss's law for dielectrics.b) A dielectric of dielectric constant 5.0 is filled in the gap between the plates of acapacitor. Calculate the factor by which the capacitance is increased, if thedielectric is only sufficient to fill up 1/5 of the gap.c) A 1.0 m length of current-carrying wire kept perpendicular to a magnetic field ofmagnitude 400 mT experiences a force of 3.0 mN. Determine the current flowing ithe wire.

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Answered: 3. a) Define electric displacement…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Q2 ) lf a 1.5cm radius , 2V conductor embedded in silica is 10cm far away from a OV conducting plane ; A ) Find the maximum surface charge density on the wire and its location.B ) The capacitance per unit length between the wire and its image
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Which of the following responses below is/are correct? Justify your answer(s)
11. A positive test charge q is released from rest exactly mid-way between two parallel conducting plates – one with charge +Q and the other with charge -Q. After the test charge is released, it has (There may be more than one correct answer.) A) constant-non-zero velocity B) a velocity of zero. C) constant acceleration D) increasing acceleration When different capacitors are connected in parallel across an ideal battery, we can be certain that... (There may be more than one correct choice.) V. C) the equivalent capacitance is more than the capacitance of any one of the individual сараcitors. D the equivalent capacitance is'equal to the average of the individual capacitančes. A) the potential difference across each is the same. B) The amount of charge stored on each capacitor is the same %3B
What speed must the proton have in the velocity selector diagrammed below to make it through the capacitor plates undeflected? a. 1.24 x 105 m/s b. 1.83 x 105 m/s c. 7.53 x 104 m/s d. 2.22 x 106 m/s e. 2.50 x 104 m/s
5. Find the capacitance of a capacitor made up of two concentric cylinders of radii a < b and length L. In which the interior is hollow. Neglect edge effects; that is, suppose the field is the same as it would be if L - 0. From the capacitance calculate the energy stored in the capacitor.
Q23. The contract load of a dairy plant at 11 kV, 60 Hz is 800 kW, but the peak demand of plant recorded in last three years has not exceeded 600 kW at average power factor of 78%. As per local electricity regulating authorities' norms consumer must maintain a power factor of 93% to avoid non-compliance power factor penalty. What will be capacitance (in micro farad) of a capacitor bank required to install to meet the requirement? (а) 8.56 (b) 7.13 (c) 5.35 (d) None of the option
QUESTION 10 A parallel plate capacitor is half filled with water in vertical direction. Waters permitivity is 1.3 times higher than air. What is the capacitance in µF, if the plates are square with side 8m and 2mm apart?(80=8.84*10-12c/vm)
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is linearly proportional to A capacitor with plates separated by distance d is charged to a potential difference AVc. All wires and batteries are disconnected, then the two plates are pulled apart (with insulated handles) to a new separation of distance 2d. is inversely proportional to does not depend on increases by a factor of 2. decreases by a factor of 2. does not change. The electric field strength E of a parallel plate capacitor the separation of its plates. That is, E
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