A CRT television makes use of electrons to make pictures on its screen. An electron with a charge of -1.6 x10^-19 C provided by the electron gun inside the TV, enters a region of uniform electric field as shown in the diagram below. The upper metal plate on the above CRT system has positive charge of 5.2 x10^-7 C and the lower plate has an equal-magnitude negative charge. The plates are 0.05 cm apart and both has an area of 4 x10^-3 m^2. What is the magnitude of the electric field?  1.13 x 10^-4 N/C   1. 30 x 10^-4 N/C   1.40 x 10^6 N/C   1.47 x 10^7 N/C

Q: wo foam blocks, each with a charge of 8 microcoulombs (1 µC = 10-6 C), are both held in place 8 cm…

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Q: Consider two electric charges: q1 which has a charge of -9 × 10-9 and is positioned 6.4 cm along the…

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Q: A small plastic bead has a mass of 3.94 g and a charge of -18.2 µC. It levitates, motionless, when…

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Q: A charge q₁ -4q is at the origin, and a charge q2 = +q is on the x-axis at x = a, where a > 0. Find…

A: "Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: Shown below is a small sphere of mass 0.23 g that carries a charge of 9.0 x 10-10 C. The sphere is…

A: For small sphere,  Charge density of conducting plate

Q: An electric field of 8.50 x 105 V/m is desired between two parallel plates each of area 35.0 cm2 and…

A: Ans:- Image-1

Q: Two point charges, Q1=0.3 uC and Q2= 0.1 uC are arranged in a straight line as shown in the figure.…

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Q: An electron (m = 9.109 × 10-31kg) is in the presence of a constant electric field E. The electron…

A: Given: Mass of an electron (m) = 9.109×10-31kg Charge on electron (e) = 1.602×10-19 C Acceleration…

Q: Three charges are placed along x axis with qд= - 6.2 nC at A=(-6.2, 0) cm, qB= +2.7 nC at B=(0, 0)…

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Q: You have built a device that measures the temperature outside and displays it on a dial as a measure…

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Q: In the figure the four particles form a square of edge length a = 5.10 cm and have charges q1 = 8.01…

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Q: A positive charge of magnitude Q1 = 0.85 nC is located at the origin. A negative charge Q2 = -6.5 nC…

A: Q1 = 0.85 nC  Q2 = -6.5 nC

Q: +9 L 2L 3L 4L Two positive charges +q and +Q are located on the r-axis as shown in the figure. Q > q…

A: Here given two point charge q and Q. Also given Q=mq We have to find m at x=L

Q: Two point charges are separated by a distance of 10.0 cm. One has a charge of -25µC and the other…

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Q: A small plastic ball of mass 6.34 × 10-3 kg and charge +0.164 μC is suspended from an insulating…

A: From equilibrium condition we can calculate the charge of each plate

Q: The figure below shows three small, positively charged beads at three corners of a rectangle. The…

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Q: Two point charges, Q1Q1Q_1 = -7.0 μCμC and Q2Q2Q_2 = 1.7 μCμC are located between two oppositely…

A: Given that, Q1=-7 μC =-7 ×10-6CQ2=1.7 μC =1.7 ×10-6CElectric field ,E = 7×104 N/CDistance = 0.35 mm…

Q: Charge Q = 25 nC is distributed uniformly throughout an insulating sphere of radius R = 6.5 cm. Find…

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Q: Q2 + + + + + + + + + + + + +

A: Let Q1 is at "d" distance from the positive plate And Q2 is also "d" distance from negative plate…

Q: In the figure below, the electric field lines for two charged particles are shown. The lower…

A: The lower particle has charge q1 and upper particle has charge q2.

Q: A ring-shaped conductor with radius a = 3.00 cm has a total positive charge Q = 0.127 nC uniformly…

A: Given that:a=3 cm=0.03 mQ=0.127 nC=0.127×10-9 Cx=41 cm=0.41 m

Q: Two charged particles are located on the x axis. The first is a charge +Q at x = -a. The second is…

A: The electric field being a vector quantity has direction either on positive x axis or negative x…

Q: A charge of 5 pC is at the origin. What is the magnitude and direction of the electric field on the…

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Q: 92 10 cm 10 сm + 10 cm 93 q1 10 сm 94

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: A small plastic ball of mass m = 1.00 g is suspended by a string of length L = 24.5 cm in a uniform…

A: Required    charge(q)=?

Q: Sphere A has a charge of 5nC and a radius of 1.5m. Sphere B has a charge of -2nC and a radius of 4m.…

A: Let A and B be two spheres. if they touch each other charges will flow from one sphere to another…

Q: Explain how 2 sheets of charge could be arranged to produce this electric field. Assume they have…

A: a) To set up an electric field as described in the question the given system should be placed…

Q: The electric fields of a point charge, a charged sphere, an infinite plane of charge, and an…

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Q: A small, 2.00-g plastic ball is suspended by a 20.5-cm-long string in a uniform electric field as…

A: Ans:- Image-1

Q: A charge of Q creates an electric field of E= 100 N/C at a distance of r = 0.1 m. If two charges Q1…

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Q: You charge a piece of aluminum foil (mass-7:37 g) by touching it to a charged rod. The charged rod…

A: Given : Magnitude of charge = q= 10μC=10×10-6C Mass of aluminum foil =m= 7.37g =7.37×10-3 kg

Q: Three point charges are located on a circular arc as shown in the figure below. (Let r = 4.16 cm.…

A: Force due to electric field on a charge can be calculated by using the formula…

Q: Point charges of 20.2 µC and 44.7 µC are placed 0.48 m apart. At what point along the line between…

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Q: Two point charges are placed on the x axis as shown in (Figure 1). The first charge, q1 = 8.00 nC ,…

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Q: A charge q1=+2q is at the origin, and a charge q2=−q is on the x-axis at x=a, where a>0. Find the…

A: Given: q1=+2q at x=o q2 = -q at x=a  (a>0)

Q: Consider the symmetrically arranged charges in the figure, in which ?a=?b=−2.45 μC and ?c=?d=+2.45…

A: Given Data : Qa = Qb = -2. 45 × 10-6 C Qc = Qd = 2.45 × 10-6 C Square side = 6.35 cm = 0.0635m

Q: The figure below shows three small, positively charged beads at three corners of a rectangle. The…

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Q: A circular ring of charge of radius b has a total charge q uniformly distributed around it. The…

A: Radius = b Charge = q

Q: Consider a closed box with dimensions of 2 cm × 8 cm × 3 cm resting within the horizontal electric…

A: As shown in the figure, a closed box with dimensions of 2cm x 8cm x 3cm is resting within the…

Q: A small plastic ball of mass m = 2.50 g is suspended by a string of length L = 19.5 cm in a uniform…

A: Given data:  Mass (m) = 2.50 g = 2.50×10-3 kg Length (L) = 19.5 cm Angle (θ) = 14.0°,with the…

Q: Two charged particles are located on the x axis. The first is a charge +Q at x = -a. The second is…

A: Given:-            The first charge +Q at x = -a               Second charge at x = +3a…

Q: Consider an electric field perpendicular to a table top. When a small charged object of mass 4.18 g…

A: Given data The mass of the object is given as m = 4.18 g. The charge on the object is given as…

Q: A small rubber sphere has a mass of 3.64 g and a charge of -18.6 µC. It levitates, motionless, when…

A: GivenMass of rubber ball(m)=3.64 g=3.64×10-3 kgCharge q=18.6×10-6 C

Q: Two point charges are positioned on the x axis. If the charges and corresponding positions are +20…

A: q1 = 20 μC q2 = -60 μC x1 = 40 cm x2 = 60 cm

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.