Two identical blocks resting on a frictionless, horizontal surface are connected by a light spring having a spring constant k = 100 N/m and an unstretched length Li = 0.4 m as shown in Figure a. A charge Q is slowly placed on each block, causing the spring to stretch to an equilibrium length L = 0.5 m as shown in Figure b. Determine the value of Q, modeling the blocks as charged particles.

Q: Two small charged spheres are placed in vacuum on the x-axis: q1 = +5.0 µC at x = 0 and q2 = −8.0µC…

A:

Q: (a) Two point charges totaling 7.50 µC exert a repulsive force of 0.150 N on one another when…

A:

Q: A bead with a mass of 0.050 g and a charge of 15 nC is free to slide on a vertical rod. At the base…

A: The expression for the repulsive force between the charged particles is F=kq1q2r2 according to…

Q: In the figure below, a charged particle of mass =18 g and charge q = 0.250 µC is suspended in static…

A: Free body diagram

Q: A plastic ring of radius R = 150.0 cm with two charged beads as shown. Bead-1 with charge (q, =…

A: Given:- R = 150 cm = 1.5 m q1 = +1 μC = 1 x 10-6 C q2 = +2 x 10-6 C Eorigin = 1 x 104 N/C

Q: 22

A: Given that d = 1.8 m x = 0.6 m q2 = q The net force on q3 is = 0 ( in equilibrium )

Q: A charged cork ball of mass 1.90 g is suspended on a light string in the presence of a uniform…

A: Formulae used:T cosθ + q Ey = mgT sinθ = q Ex where, T=tension in stringθ=angle made by string with…

Q: A small sphere of charge q1 = 0.816 µC hangs from the end of a spring as in figure a. When another…

A:

Q: Two small beads having positive charges q 1=3 q and q 2 =q are fixed at the opposite ends of a…

A:

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

A:

Q: Two small metallic spheres, each of mass m = 0.25 g, are suspended as pendulums by light strings…

A: F = Electrostatic force l = 31 cm = 0.31 m Charge on each ball = q C mass of each ball = 0.25 g…

Q: Two small spheres that have positive charges q1 = 3q and q2 = q are attached to opposite ends of a…

A: Given data: The charge of the sphere at the origin is q1=3q. The charge of the second sphere on the…

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

A:

Q: Two small beads having positive charges q1 = 15q and q2 = q are fixed at the opposite ends of a…

A: First charge (q1) = 15 qSecond charge (q2) = q Distance of second charge from first charge (d) =…

Q: In Figure (a) particles 1 and 2 have charge 34.0 uC each and are held at separation distance d =…

A:

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: X2. A charged plastic ball of mass 1.0 gram is suspended on a string in the presence of a uniform…

A: The free-body diagram of the plastic ball is shown below. Here, T is the tension, q is the charge,…

Q: physics lab instructor is working on a new demonstration. She attaches two identical metal spheres…

A:

Q: A very long uniform line of charge has charge per unit length A1 = 4.90 µC/m and lies along the…

A: Given Data : The uniform line of charge along the x-axis has a charge per unit length is given as…

Q: Two small metallic spheres, each of mass m = 0.15 g, are suspended as pendulums by light strings…

A: Draw the free-body diagram of the mass m.

Q: Two small charged spheres are placed in vacuum on the x-axis: q1 = +5.0 μC at x = 0 and q2 = −8.0μC…

A: third charge will be to the left of q1  Now, at q3  F1 = F2

Q: Three charged particles are placed at the corners of an equilateral triangle of side 1.20 m (see…

A:

Q: Two infinitely long, parallel lines of charge with linear charge densities 2.9 µC/m and -2.9 µC/m…

A: Given Linear charge density of wire 1= 2.9 [μC/m] Linear charge density of wire 1= - 2.9 [μC/m]…

Q: A small sphere with mass m carries a positive charge q and is attached to one end of a silk fiber of…

A:

Q: In Figure (a) particles 1 and 2 have charge 39.0 µC each and are held at separation distance d =…

A:

Q: Two small charged spheres are placed in vacuum on the x-axis: q1 = +5.0 µC at x = 0 and q2 = -8.0 µC…

A: Given : distance between the charges, r = 50 cm = 0.50 m  charges are q1 = 5 μC = 5 ×10-6 C & q2…

Q: Your answer is partially correct. In the figure a small, nonconducting ball of mass m = 0.92 mg and…

A: Solution:

Q: A charged cork ball of mass 1.50 g is suspended on a light string in the presence of a uniform…

A:

Q: Four identical charges, each having equal charge of +q are located on the corners of a square of a…

A:

Q: 5.6 g charged insulating ball hangs on a 0.95 cm long string in a uniform horizontal electric field…

A:

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

A:

Q: Two small metallic spheres, each of mass m = 0.15 g, are suspended as pendulums by light strings…

A:

Q: Two small metallic spheres, each of mass m = 0.45 g, are suspended as pendulums by light strings…

A: Given : m = 0.45 g = 0.45 x 10-3 kg θ = 4° L = 31 cm = 0.31 m

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

A:

Q: In the figure below, a charged particle of mass m = 20 g and charge q = 0.250 mC is suspended in…

A: Consider the free-body diagram of the charged particle.

Q: A charged cork ball of mass 1.90 g is suspended on a light string in the presence of a uniform…

A: We have givenm=1.90 gElectric field (E)=(1.60 i+4.40 j)×105 N/Cangle θ=37°

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

A:

Q: Two small beads having positive charges q1 = 24q and q2 = q are fixed at the opposite ends of a…

A: (given) q1 = 24 q q2 = q  d = 1.50 m Q is the charge on bead. (a) Force exert by charge q1 is…

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 plastic ring of radius R = 150.0 cm with two charged beads as shown. Bead-1 with charge (4, =…

A: Given information:

Q: Near the surface of the Earth, a particle with mass m and charge q hovers above an infinite plane…

A: The electric field due to the infinite plane is,

Q: A thin, insulating rod of length Icarries a linear charge density^(x) that varies with distance…

A: Given data: Length of the rod is l Linear charge density, λx=Ax

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.