y 11. Three charges +Q, -Q and -Q are located on the circumference of a circle of radius r as shown. Derive an expression for the electric field vector E and the scalar potential V at the centre of the circle in terms of the i, j unit vectors. Hence calculate E and V when |Q|=5μC, a = 60° and the radius of the circle is r = 2 cm. How much work is done to move a charge of +Q/2 from infinity to the centre of the circle? α α +Q -Q -Q X

Q: Positive electric charge QQ is distributed uniformly along a thin rod of length 2a. The rod lies…

A: The electric potential at x=L (L>+a) along the length of rod is found by integrating the point…

Q: A negative charge q= -9.0x 10-3 C is released from rest at point A, where the electric potential is…

A:

Q: Q2 = -6. 6 µC dr = 1.08 x 10-5 m d23 = 5.40 x 10-6 m 0 = 30.0° d13 = 9. 35 x 10-6 m fy Q1 = +17.0 µC…

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Q: An electron moving parallel to the x axis has an initial speed of 4.04  106 m/s at the origin. Its…

A: Use the work-energy theorem.       W=12mvf2-vi2q∆V=12mvf2-vi2   ∆V=mvf2-vi22q=9.1×10-31 kg1.56×105…

Q: An external electric field is given by A E = where A is a positive constant, r is the radial…

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Q: Two point charges q, = +26µC and q2 = -17.5µC are 64 cm apart. a. What is the potential energy of…

A: Given value--- q1 = 26 nC. q2 = - 17.5 nC. We have to find--- a. What is the potential energy of…

Q: Two point charges Q1 = +4.80 nC and Q2 = −2.20 nC are separated by 55.0 cm. A:What is the…

A: Q1 = 4.80 nC Q2 = - 2.20 nC distance (d) = 55 cm = 0.55 m

Q: In the rectangle of the figure the sides have lengths 6.66 cm and 15.0 cm, q1 = -4.37 μC, and q2 =…

A: We will first write an expression for electric potential due to a point charge and use it to find…

Q: 2: Point charges are located at the corners of a square of sided as shown in the Given: q-0.1 uC, q=…

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Q: 016. Figure 7 shows two concentric non-conducting spherical shells of radii r = 12.0 cm and r2 =…

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Q: Acharged particle (q-8x10³C), which moves in a region where the only force acting on the particle is…

A: Given: In this question, the given details are, A charged particle is moving in a electric field,…

Q: Particle 1 has mass 8.59 kg and charge 5.12 C. Particle 2 has mass 6.21 kg and charge -3.05 C. Find…

A: Electrostatic.

Q: What is the electric potential

A: Given: A charge q1=3 μC placed at origin. Charge q2=-9 μC is at x=1 m Coulomb constant is k=8.99×109…

Q: The electric potential in a region of space is V(r) = Axz/y, with A a constant. What is the electric…

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Q: Two point charges Q, = +5.80 nC and Q, -1.60 nC are separated by 55.0 cm. (a) What is the electric…

A: Given data The magnitude of the first charge is Q1 = 5.80 nC = 5.80 x 10-9 C The magnitude of the…

Q: Two point charges qi = + 10.0 µC and q2 = - 5.0 pµC are placed on the x axis, as shown in the…

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Q: 13 cm 13 cm a b E 4 cm б ст 4 cm

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Q: 외 2, + 1 | | y | 1 1 | A

A: Q1 =15.4 μC. , Q2 =−38.6 μC  , Q3 =57.3 μC  &    x = y = 60.1cm           = 0.601 m

Q: electric potential

A: Given: Four charges as q1=+2.90 μC, q2=-3.90 μC, q3=-4.70 μC and q4=-8.60 μC Sides of rectangle are…

Q: The three charges in the figure below are at the vertices of an isosceles triangle. Let q = 8.50 nC…

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Q: In a particular region, the electric potential is given by V- -axy*z + 28xy, where a and B are…

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Q: The three charged particles in the figure below are at the vertices of an isosceles triangle (where…

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Q: Two point charges Q1 = +5.50 nC and  Q2 = −2.30 nC  are separated by 55.0 cm. (a) What is the…

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Q: wo point charges Q1 = +4.20 nC and Q₂ = -2.60 nC are separated by 45.0 cm. (a) What is the electric…

A: According to the given data Q1=+4.20nC Q2=-2.60nC Distance(D)=45cm=0.45m We need to find (a)…

Q: Two point charges q1 = 6.97 µC and q2 = 7.93 µC are placed at the corners of the base of an…

A: q1 = 6.97 μC q2 = 7.93 μC r = 3.71 m

Q: An alpha particle, which has charge 3.20 x 10-19 c, is moved from point A, where the electric…

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Q: E, (N/C) A graph of the x component of the electric field as a function of x in a region of space is…

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Q: The electric potential in a particular area varies with position as V(x) = ax2 - bx + c, where a =…

A: The electric field strength is the negative of the potential gradient.

Q: The three charges in the figure below are at the vertices of an isosceles triangle. Let q = 8.00 nC…

A: Given data The magnitude of the charge is given as q = 8 nC. The distance between the negative two…

Q: Two point charges Q₁ = +5.30 nC and Q₂ = -1.60 nC are separated by 55.0 cm. (a) What is the electric…

A: given that  Q1 = 5.30 nC  Q2= -1.60 nC d = 55cm = 0.55m

Q: A small particle has charge -5.00 µC and mass 2.00×10-4 kg. It moves from point A, where the…

A: The charge of the particle q =-5µC = -5×10-6C Mass of the particle m =2×10-4 kg The velocity of the…

Q: Three point charges are fixed at the corners of the shown triangle where q1=q2=-54.00 nC and…

A: Given that, First charge q1=-54.00 nC Second charge q2=-54.00 nC Third charge q3=119.9 nC Distance…

Q: Three point charges are fixed at the corners of the shown triangle where q1-q2=-54.00 nC and…

A: Three point charges are fixed at the corners of the shown triangle where q1=q2=-54.00nC and…

Q: The work done brings a charge of q from infinity to a point P which is at a distance r from a point…

A: The work done brings a charge of q from infinity to a point P which is at a distance r from a point…

Q: A point charge of q1 = 4.13 μC is located at x₁ = 0.000 m and a second charge of 92 = -1.26 µC is…

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Q: Electric Potential The work done brings a charge of q from infinity to a point P which is at a…

A: Work done to moving a charge from on point to another is given by:- W = q.(Vf - Vi) Here, W = work…

Q: Two point charges of + q uC and - 2.0 pC are placed at the opposite corners of a rectangle as shown…

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Q: The work done by an electric force in moving a charge from point A to point B is 2.05 x 103 J. The…

A: Work done W = 2.05 × 10-3J Potential difference VA- VB = 40.9 V

Q: Q.2: Point charges are located at the corners of a square of side d as shown in the figure. Given:…

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Q: Three point charges, q₁ = +52 μC, q2 = -52 μC, and 93 = 45 μC, are fixed in place at the corners of…

A: The required solution is following.

Q: Topic: Electrical Potential A point charge q1 = +2.40 µC is held stationary at the origin. A second…

A: Given data:    q1=2.40 μC = 2.40×10-6 C  q2=-4.30 μC = -4.30×10-6 C  Distance between…

Q: The three charges in the figure below are at the vertices of an isosceles triangle. Let q = 4.50 nC…

A: Given: d1=1.5 cm d2=7.00 cm q=4.50 nC distance of q from from center of the base  d= 72-0.752d=6.96…