The balloon in Fig. 16–48 was rubbed on a student's hair. Explain why the water drip curves instead of falling vertically. FIGURE 16–48 Question 9.
Q: 11-) Calculate the energy stored in a conducting sphere of diameter 20 cm that has a charge of 5 nC…
A: solution as
Q: y -6.00 μC 3.00 m 2.00 μC P +, 4.00 m
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Q: An electric dipole consists of two equal charges but unlike charges separated by a distance. Two…
A: Given data: Magnitude of charge 1 is, Q1=+4.5 μC=+4.5×10-6 C. Magnitude of charge 2 is, Q2=-4.5…
Q: = -13.5 nC and q, = 29.0 nC, are separated by a distanced = 3.00 cm as shown in the figure. Two…
A: Given data: Charge (q1) = -13.5 nC = -13.5 × 10-9 C Charge (q2) = 29.0 nC = 29.0 × 10-9 C Distance…
Q: An electric dipole in a uniform electric field experiences no net force,but it does experience a net…
A: Dipole placed in uniform electric field
Q: An electric field is said to be uniform, when it has the same magnitude and direction in a given…
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Q: Inside a closed Gaussian surface are 23 electrons and 44 protons only. Outside of it are 56…
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Q: The electric field in a certain region of Earth’s atmosphere is directed vertically down. At an…
A: We want to find the total charge contained in a cube of air with side of 100 m, having base at an…
Q: Two similar very small conducting spheres having charges 40C and -20C are at some distance apart.…
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Q: Metal sphere A of radius 12.0 cm carries 6.00 µC of charge,and metal sphere B of radius 18.0 cm…
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Q: -15 A small droplet of oil with a mass of 2.00 x 10 kg is given a small excess charge, which allows…
A: Given data: A small droplet held suspended Direction of electric field = upward Required: The…
Q: 11. (II) Particles of charge +65, +48, and -95 µC are placed in a line (Fig. 16-52). The center one…
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Q: A non-conducting pith ball is suspended on a 30.0-cm long cord. A horizontally oriented, uniform…
A: The below figure represents the net force on the pith ball.
Q: . •Determine the direction of the missing vector, v, B, or F, - the scenarios shown in Figure 19-30.…
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Q: 27. (II) Point a is 62 cm north of a -3.8 pC point charge, and point b is 88 cm west of the charge…
A: q = -3.8μC point a = 62 cm north of charge point b = 88 cm west of charge
Q: (II) Determine the electric field É at the origin 0 in Fig. 16–58 due to the two charges at A and B.…
A: Electric field at point O due to charge at A can given by, EA=kqr2.......................(1)…
Q: Show that any excess charges must be distributed on the surface of the conductor.
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Q: 49-50. A +20 C charged sphere has a diameter of 6 cm, what are the electric field outside and inside…
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Q: 30. (III) Two equal but opposite charges are separated by a distance d, as shown in Fig. 17-41.…
A: Net Potential at a point due to a number of charges is sum of the potentials produced at that point…
Q: (III) Two equal but opposite charges are separated by a distance d, as shown in Fig. 17-41.…
A: The potential due to the two charges at A is, VA=kqd+k-qd-bVA=kqd-kqd-b The potential due to the two…
Q: It is found experimentally that the electric field in a certain region of Earth's atmosphere is…
A: This question is based on Gauss law.
Q: 11. (II) Particles of charge +65, +48, and -95 μC are placed in a line (Fig. 16-52). The center one…
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Q: 6 In Fig. 22-27, two identical circu- lar nonconducting rings are centered on the same line with…
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Q: Illustrated in Fig B, are two identical balls in vacuum, each of mass 0.10 g. They carry identical…
A: For the balls to be balanced, the Coulomb force should balance the tension's horizontal component.…
Q: LL 6. Two identical conducting spheres, (1 and (2), carry equal amounts of charge and are fixed a…
A: Given:Two charge are keeping at a certain distance contained same charge and touched with an other…
Q: In a conductor, one or more electrons from each atom are free to roam throughout the volume of the…
A: Electron inside the conductor cannot be considered as excess charge or free charge which can go any…
Q: -4] A charge of (10pc) is placed on the (X) axis at (0 = X). Another charge of (5e) is also placed…
A: Given data The initial position of the charge q1 is x1 = 0. The magnitude of the charge at x = 0 is…
Q: *25 Figure 22-49 shows three circu- lar arcs centered on the origin of a co- ordinate system. On…
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Q: A circular plane with a diameter of 4.0m is immersed in an electric field with a magnitude of 850…
A: The magnitude of the flux through the plane is find by the ϕ=EAcosθ
Q: Determine the magnitude and direction of the electric field along the axis of the rod at a point…
A: Given data: The length of the rod is: L=12 cm=0.12 m The total charge on the rod is: Q=-20.0…
Q: 40. (II) Two parallel circular rings of radius R have their centers on the x axis separated by a…
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Q: 27. (II) Point a is 62 cm north of a -3.8 uC point charge, and point b is 88 cm west of the charge…
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Q: 22. (II) Three point charges are arranged at the corners of a square of sidel as shown in Fig.…
A: distance of Q from point A = √(l2+l2) = √2 l distance of -2Q from point A = l distance of 3Q from…
Q: . (III) Two equal but opposite charges are separated by a distance d, as shown in Fig. 17-41.…
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Q: A small ball is suspended over an infinite horizontal conducting plane by means of an insulating…
A: Draw a figure showing the ball before charging. Here q signifies the charge and l1 and x signifies…
Q: A solid copper sphere of radius 15.0 cm carries acharge of 40.0 nC. Find the electric field (a) 12.0…
A: a) The electric field inside a conductor is zero. Since the radius of the conductor is 15.0 cm, the…
Q: An electric dipole consists of two equal but unlike charges separated by a distance. Two point…
A: Let q1 and q2 denote the two charges, d denotes the separation between the charges, and E denotes…
Q: Find the electric field at the location of qa as shown given that qb = qc = qd=+2.00 nC , q = −1.00…
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Q: A point charge of mass 0.185 kg, and net charge +0.340 µC, hangs at rest at the end of an insulating…
A: The given values with suitable variables are listed below. Here, m denotes the mass, q denotes the…
Q: In the figure two objects O1 and O2 have charges +1.0microC and -2.0microC, respectively, and the…
A:
Q: A point charge (m = 1.0 gram) at the end of an insulating cord of length 55 cm is observed to be in…
A: Given values: Mass of the point charge, m=1 g Length of the cord, l=55 cm Electric field, E=9500 N/C…
Q: 16. (II) A large electroscope is made with "leaves" that are 78-cm-long wires with tiny 21-g spheres…
A: Visualize the problem: Free body diagram on each sphere.
Q: Find the fluc through the top, left, and right sides of a cube of side 0.5m when placed in a…
A: The expression for Electric flux (ϕ) is given as, ϕ = E→.A→ = | E→|×|A→| ×cos θ, where E→ and A→ are…
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- (3) Points a and b are situated in a region of space with uniform electric field whose direction, whether along the +x-axis or -x-axis, remains to be determined; see figure below. If Vab = -5.12 V and r = 4.93 cm then the electric field is most nearly |Y a Er - (A) –104 V/m j. (B) 0.253 V/m î. (C) 104 V/m î. (D) –104 V/m î. (E) –0.253 V/m î. (4) - In the immediately preceding question, if an electron is moved from a to b, the work done by the electric field is most nearly (A) 5.12 eV. (B) 0.253 eV. (C) –104 eV. (D) 104 eV. (E) -0.253 eV.2) a:) 3.389 x 103 /C t • An clecten escapes from the negaufive plate on khe left ant moves touards the plate on he nghts under the action of the force F exerted by the field on it, The maynitude of the electniG fielè between the plates is 5000 Ulm and fhe Plates are separated by a dis fonce dz liom C See, fifure belou Stol taug t a) what is the welaity Cmuynithudc and direct bon] of the elechron jult at the moment of colliding with the plate on the right?(II) Determine the electric field É at the origin 0 in Fig. 16–58 due to the two charges at A and B. y |+26 µC A 8.0 cm -26 µC B 8.0 cm FIGURE 16-58 8.0 cm Problem 33.
- (II) Determine the direction and magnitude of the electric field at the point P in Fig. 16–56. The charges are separated by a distance 2a, and point P is a distance x from the midpoint between the two charges. Express your answer in terms of Q, x, a, and k. +Q а -Q FIGURE 16–56 Problem 31.Ordinary rubber is an insulator. But special rubber tyres of aircraft are made slightly conducting. Why is this necessary?Consider the electric field at the three points indicated by the letters A, B, and C in Fig. 16–49. First draw an arrow at each point indicating the direction of the net force that a positive test charge would experience if placed at that point, then list the letters in order of decreasing field strength (strongest first). Explain. B, FIGURE 16–49 Question 17.
- II)Aparallel-platecapacitorhasfixedcharges±Qand–Q. The separation of the plates is then halved. (a) How much work must be done to reduce the plate sepa- ration from d to 12 d? The area of each plate is A.Given the two charges shown in Fig. 16–68, at what posi- tion(s) x is the electric field zero? Õ+ -Q/2 FIGURE 16-68 Problem 63.Calculate the amount of work done to dissociate a system of three charges 1 μC, 1 μC and -4 μC placed on the vertices of an equilateral triangle of side 10 cm.
- (II) You are given two unknown point charges, Q1 and Q2 . At a point on the line joining them, one-third of the way from Q to Q2 , the electric field is zero (Fig. 16–59). What is the ratio Q1/Q2? E= 0 Qi 3 Q2 FIGURE 16–59 Problem 34. l-A point charge (m = 1.0 gram) at the end of an insulating cord of length 55 cm is observed to be in equilibrium in a uniform horizontal electric field of 9500 N/C, when the pendulum's position is as shown in Fig. 16–66, with the charge 12 cm above the lowest (vertical) position. If the field points to the right in Fig. 16–66, determine the magnitude and sign of the point charge. l = 55 cm m -12 cm FIGURE 16-66 Problem 57.. In a common physics demonstration, a rubber rod is first rubbed vigorously on silk or fur. It is then brought close to a small Styrofoam™ ball, which it attracts. If you then touch the ball with the rod, it suddenly repels the ball. Why does it first attract the ball, and why does it then repel the same ball?