A positive charge of magnitude Q1 = 0.95 nC is located at the origin. A negative charge Q2 = -4.5 nC is located on the positive x-axis at x = 15.5 cm from the origin. The point P is located y = 19.5 cm above charge Q2. A: Calculate the y-component of the electric field at point P due to the Charge Q2. Write your answer in units of N/C.  B: Calculate the y-component of the electric field at point P due to both charges. Write your answer in units of N/C.  C: Calculate the magnitude of the electric field at point P due to both charges. Write your answer in units of N/C.

The figure shows a solid non-conducting sphere of radius a = 4.4 cm. It is surrounded by a charged conducting spherical shell of inner radius b = 15.3 cm and outer radius c = 24.8 cm. The inner sphere has a net charge of q1 = 9 nC and the conducting spherical shell has a net charge of q2 = -7 nC.   a. What is the surface charge density on the inside surface of the spherical shell? b. What is the surface charge density on the outside surface of the spherical shell? c. What is the value of the electric field at a distance r = 58 cm from the centre of the spheres? Please use a negative value to indicate the electric field points toward the centre of the spheres and a positive value to indicate away from the centre of the spheres.

A positive charge of magnitude Q1 = 0.45 nC is located at the origin. A negative charge Q2 = -6.5 nC is located on the positive x-axis at x = 17 cm from the origin. The point P is located y = 17 cm above charge Q2. a) Calculate the x-component of the electric field at point P due to charge Q1. Write your answer in units of N/C.  b) Calculate the y-component of the electric field at point P due to charge Q1. Write your answer in units of N/C.  c) Calculate the y-component of the electric field at point P due to the Charge Q2. Write your answer in units of N/C.

A thin, insulating rod of length Icarries a linear charge density^(x) that varies with distance according to (x)=Ax (in SI units). The location of the origin is shown in the figure. A point charge q is located a distance I from the end of the rod as shown. a. What are the SI units of the constant A? b. Find the force that the rod exerts on q.

a. Two spheres of charges, q1 = (Z+ 35) mC and q2 = (Z+ 23) µC are placed at a distance of %3D %3D 8 mm. i. Determine the electric field on q1. ii. Determine the electric field on q2. iii. Compare your results from the part i. and ii., discuss and give conclusion.

A +2.3 C charge is placed on the x-axis at ×=+2 m, and a -5.7 C charge is placed on they-axis at y = +4 m. What is the magnitude of the net electric field at the origin? What is the direction of the net electric field? Give your answer as a positive angle between 0° and 360°. If a +5 C charge is placed at the origin, what is the magnitude of the net electric force on the charge? What is the direction of the net force? Give your answer as a positive angle between 0° and 360°

A positive charge of magnitude Q1 = 0.45 nC is located at the origin. A negative charge Q2 = -6.5 nC is located on the positive x-axis at x = 4.5 cm from the origin. The point P is located y = 5.5 cm above charge Q2.  Part (a)  Calculate the x-component of the electric field at point P due to charge Q1. Write your answer in units of N/C.  Part (b)  Calculate the y-component of the electric field at point P due to charge Q1. Write your answer in units of N/C.  Part (c)  Calculate the y-component of the electric field at point P due to the Charge Q2. Write your answer in units of N/C.   Part (d)  Calculate the y-component of the electric field at point P due to both charges. Write your answer in units of N/C.  Part (e)  Calculate the magnitude of the electric field at point P due to both charges. Write your answer in units of N/C.   Part (f)  Calculate the angle in degrees of the electric field at point P relative to the positive x-axis.

Consider three charges q1 = 6.3 µC, q2 = 0.8 µC, and q3 = -2.3 µC, arranged as shown below.   (a) What is the electric field at a point 1.0 cm to the left of the middle charge? N/C to the right or left(b) What is the magnitude of the force on a 2.2 µC charge placed at this point?       N

Question 1 Consider the charge q1=1.6 microcolumbs at the origin. A. Find the magnitude of the electric field E1 from the point charge (3cm, 3 cm). B. Break the electric field into x and y components. C. If there is also an external electric field of E2=3.5*10^6 N/C ihat what is the net electric field at point (3 cm, 3 cm)?