Given a constant SURFACE charge density o=0o : 3. Find the total "Q" placed on a disk of radius "R" 4. Find the total "Q" placed on a sphere of radius "R" 5. Find the total "Q" placed on a open cylinder of radius "R" and length "L" 6. Find the total "Q" placed on a closed cylinder of radius "R" and length "L"

Given a constant SURFACE charge density o=0o : 3. Find the total "Q" placed on a disk of radius "R" 4. Find the total "Q" placed on a sphere of radius "R" 5. Find the total "Q" placed on a open cylinder of radius "R" and length "L" 6. Find the total "Q" placed on a closed cylinder of radius "R" and length "L"

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A thin cylindrical shell of radius R₁ = 4.5 cm is surrounded by a second cylindrical shell of radius R₂ = 9.5 cm, as in ( Figure 1). Both cylinders are 15 m long and the inner one carries a total charge Q₁ = -0.68 nC and the outer one Q2 = +1.56 nC. Figure RR R₂ 1 of 1 Part A If an electron (m = 9.1 x 10-31 kg) escaped from the surface of the inner cylinder with negligible speed, what would be its speed when it reached the outer cylinder? Express your answers with the appropriate units. Ve= Submit Part B Up = Submit Value 0 μÅ If a proton (m = 1.67 x 10-27 kg) revolves in a circular orbit of radius R = 7.0 cm about the axis (i.e., between the cylinders), what must be its speed? Express your answers with the appropriate units. Request Answer Provide Feedback ī μA Value Units Request Answer wwww ? Units ?
A total amount of positive charge Q is spread onto a thin non-conducting circular annulus of inner radius a and outer radius b. The charge is distributed in a way so that the charge density per unit area is given by ? =??3, where r is the distance from the center of the annulus to any point on it and k is a constant.(a) Find an expression for the total charge Q on the annulus. (b) Find an expression for the potential V at the center of the annulus in term of Q, a and b
Current Attempt in Progress The figure is a section of a conducting rod of radius R₁ = 1.50 mm and length L = 12.70 m inside a thin-walled coaxial conducting cylindrical shell of radius R₂ = 11.2R₁ and the (same) length L. The net charge on the rod is Q₁ +3.63 × 10-¹2 C; that on the shell is Q₂ = -2.27Q₁. What are the (a) magnitude E and (b) direction (radially inward or outward) of the electric field at radial distance r = 2.19R2? What are (c) E and (d) the direction at r= 5.22R₁? What is the charge on the (e) interior and (f) exterior surface of the shell? (a) Number R₂ Ri O 2₂ Units SUPPORT
Given a charge q1=50nC located at the XY coordinates (5m, 10m) and a charge q2= -20nC located at the XY coordinates (-3m, -1m). Find the field point has coordinates (-3m. 4m). Find the unit vector r1_ hat and r2_hat?
Given a non-uniform SURFACE charge density 0= 0• sin 0 cos? p, oo = = constant, 0, oi e spherical coordinate angles: 11. Find the total "Q" placed on a sphere of radius "R" centered on the origin
a) A charge 4Q is located at x = −2l on the x-axis, and a charge Q is located at x = l on the x-axis. Q > 0. Near the origin, a positive test charge q with mass m undergoes small oscillations along the x-axis. What is the frequency ω of these oscillations? (Remember that if F = ma = −kx, then ω2 = k/m).
Four solid plastic cylinders all have radius 2.55 cm and length 6.48 cm. Find the charge of each cylinder given the following additional information about each one. Cylinder (a) carries charge with uniform density 15.8 nC/m² everywhere on its surface. Cylinder (b) carries charge with uniform density 15.8 nC/m² on its curved lateral surface only. Cylinder (c) carries charge with uniform density 525 nC/m3 throughout the plastic. Cylinder (d) carries charge with uniform linear density 54.2 nC/m along the length of the plastic.