A positive charge q1 = 2.70 μC on a frictionless horizontal surface is attached to a spring of force constant  k as in Figure P15.12. When a charge of  q2 = 28.60 μC is placed 9.50 cm away from the positive charge, the spring stretches by 5.00 mm, reducing the distance between charges to  d = 9.00 cm. Find the value of k

Q: Two small beads having positive charges are fixed at the opposite ends of a horizontal insulating…

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Q: A negatively charged ball with charge q = 2 × 10-C and mass m = 500 g is attached to a vertical…

A: Given Data: The charge on the ball is: q=2x10-4 C The mass of the ball is: m= 500 g The electric…

Q: Three point charges are located at the corners of an equilateral triangle as in Figure P15.13. Find…

A: The electric force due to the charge 2.0µC and 7.0µC is,

Q: A small 2.85 g plastic ball that has a charge q = 1.95 C is suspended by a string that has a length…

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Q: Q5. A uniformly charged straight line with length L=0.5 m carries the charge 50 ne. The electric…

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Q: A point charge +2Q is at the origin and a point charge -Q is located along the x axis at x = d as in…

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Q: Two equal positive charges are at opposite corners of a trapezoid as in Figure P15.29. Find symbolic…

A: Diagram for given situation is given below:

Q: а 91 P a 92 93 Three charges q, = q , q2 = -V2q , q3 = q are placed at the corners of the square of…

A: The electric field at point P can be calculated as follows :-

Q: The electric field 1.5 cm from a very small charged object points towards the object with a…

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Q: A small plastic ball of mass m = 2.00 g is suspended by a string of length L = 20.0 cm in a uniform…

A: The free body diagram,

Q: A particle has charge -5 nC. (a) Find the magnitude and direction of the electric field due to this…

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Q: Two identical blocks resting on a frictionless, horizontal surface are connected by a light spring…

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Q: A positive charge q1 = 2.70 μC on a frictionless horizontal surface is attached to a spring of force…

A: Given,

Q: What is the magnitude of the electric field due to a 6.0 × 10–9 C charge at a point located 0.025 m…

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Q: When a 0.5 g charged ball tied to a vertical string is placed in a horizontal electric field of…

A: Given The mass of the charged ball is m=0.5 g=0.5×10-3 kg. The magnitude of the electric field is…

Q: Two small spheres each have a mass m of 0.100 g and are suspended as pendulums by light insulating…

A: Given: mass (m) = 0.100 g angle, θ = 6° length, l = 1 m

Q: Two identical metal blocks resting on a frictionless horizontal surface are connected by a light…

A: The expression to calculate the spring force is,

Q: A point charge +2Q is at the origin and a point charge -Q is located along the x-axis at x = d as in…

A: Write the expression for force on the third charge due to +2Q

Q: JA charged cork ball of mass 1.00 g is suspended on a light string in the presence of electric field…

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Q: FIGURE SHOWS THE CONDITIONS OF CHARGE 90 AND IN AN IDEAL SPACE, WHAT IS THE ELECTRIC FORCE…

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Q: Three point charges lie along a straight line as shown in, where q1 = 6.00 μC, q2 = 1.50 μC, and q3…

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Q: Two hard rubber spheres, each of mass m = 15.0 g, are rubbed with fur on a dry day and are then…

A: The mass of each sphere is 10g. The length of the insulating string is 5cm. The distance between the…

Q: A hollow sphere has an unknown charges distributed uniformly over its surface. At a distance of…

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Q: Three identical point charges, each of mass m = 0.100 kg, hang from three strings, as shown in…

A: The below diagram represents free body diagram of the rightmost charge .

Q: A very small object with mass 8.20 * 10-9 kg and positive charge 6.50 * 10-9 C is projected directly…

A: Given Mass = 8.20x10-9 kg Charge (q) =6.50 x10-9 C Surface charge density ( σ ) =5.90 x10-8 C/m2…

Q: Two small beads having positive charges q1 = 3q and q2 = q are fixed at the opposite ends of a…

A: Given

Q: Three point charges are shown below. q14.89 uC, 92= 2.78 uC, and q3-13 pC. d 5.00 cm and dy 3.00 cm.…

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Q: hat should be the magnitude and sign of the charge (in µC) for a particle with a mass of 1.4 g to…

A: Write the given values of the problem- Mass(m)=1.4 kg E=700 N/C

Q: The field just outside a 1.70 cmcm-radius metal ball is 3.25×102 N/CN/C and points toward the ball.…

A: radius (r) of the ball = 1.70 cm Electric field (E) = 325 NC , towards the ball

Q: Two identical charges Q are placed at x = - a and at x = a. What is the magnitude of the net…

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Q: 6. A particle with charge Q is on the y axis a distance a from the origin and a particle with charge…

A: Given: The charge on the first particle is Q. The distance is a from the origin. The charge on the…

Q: Two particles, one with charge –7.13 µC and one with charge 4.39 µC, are 5.84 cm apart. What is the…

A: Force , F = 82.59 N Distance , R = 5.84 cm = 5.84 x 10-2 m To find = q3

Q: Two small beads having positive charges q1 = 3q and q2 = q are fixed at the opposite ends of a…

A: For part (a): For equilibrium, net electric force on bead must be zero. For part (b):  we displace…

Q: Two charges are located in the xy plane: charge q₁ = -3.35 nC is located at (x = 0.00 m, y = 1.000…

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Q: Two identical metal blocks resting on a frictionless horizontal surface are connected by a light…

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Q: Q15: A charged insulating sphere of radius R-0.5 m and total charge Q- 10 µC distributed uniformly…

A: R = 0.5 m Q = 10μC m= 9×10-8 kg q = 2 nC

Q: a.Two spheres of equal diameters have a +15 x 10-6 C charge and – 10 x 10-6 C charge. If they are…

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Q: Three point charges are located in the xy-plane as in the figure. Given that Q = %3D 62.9 µc, what…

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Q: Two small metallic spheres, each of mass m = 0.20 g, are suspended as pendulums by light strings…

A: Given:

Q: A small sphere of charge q1 = 0.800 μC hangs from the end of a spring as in FigureP22.32a. When…

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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.