Three +5 C charges form an equilateral triangle with sides of length 20cm. One charge is located at the origin, and the second charge is located on the +y axis. Calculate the vector force on the third charge, assuming that q, is located in Quadrant 1. 93 the 3-charge distribution calculate the electric potential energy of a 4 nC charge placed at the geometric center of
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- Suppose Earth and the Moon each carried a net negative charge Q . Approximate both bodies as point masses and point charges. (a) What value of Q is required to balance the gravitational attraction between Earth and the Moon? (b) Does the distance between Earth and the Moon affect your answer? Explain. (c) How many electrons would be needed to produce this charge?A positive charge q is fixed at point (−4, 3) and a negative charge -q is fixed at point (-4,0). Determine the net electric force Fnet acting on a negative test charge -Q at the origin (0, 0) in terms of the given quantities and physical constants, including the permittivity of free space Eo. Express the force using ij unit vector notation. Enter precise fractions rather than entering their approximate numerical values. F net = = 4- 3- 2- 1- -1- -2- -3- y 2 4Pls help me asap with the following and make sure its correct 100%, thanks Q: Answer the given question. 1. Three +4.0 nCnC charges are positioned at the points (-1 mm, 0), (1 mm, 0), and (0, 2 mm). What is the magnitude of the electric field at the origin? Express your answer with the appropriate units.
- Protons are projected with an initial speed v. = 9,950 m/s into a region where a uniform electric field of magnitude E = 540 N/C is present (see figure below). The protons are to hit a target that lies a horizontal distance of %3D 1.30 mm from the point where the protons are launched. Target -R Proton beam (a) Find the two projection angles 0 that will result in a hit. (Enter the smaller angle first.) 02 = (b) Find the total duration of flight for each of the two trajectories. (Enter the smaller duration of flight first.) t = t2 = %3D IL || I|||Red blood cells can often be charged. Consider two red blood cells with the following charges: -17.6 pc and +49.8 pC. The red blood cells are 3.31 cm apart. (1 pC = 1 × 10-12 C.) ..(a)..What.is.the magnitude of the force on each red blood cell? Enter a number. alculate the force of a charged particle on another charged particle? N Are the red blood cells attracted or repulsed by each other? attracted repulsed (b) The red blood cells come into contact with each other and then are separated by 3.31 cm. What magnitude of force does each of the red blood cells now experience? What is the net charge of the system? Assuming the cells are identical, how much charge will each have after contact? N Are the red blood cells attracted or repulsed by each other? attracted repulsedA solid conducting sphere of radius a=12 cm shown below has a total charge of Q = -13 nC. Determine the electric energy density at point P. Give answer in µJ/m and to three places to the right of the decimal. Q a 50 cm Charged conducting sphere
- Problem 1: A spherical conductor is known to have a radius and a total charge of 10 cm and 20uC. If points Aand B are 15 cm and 5 cm from the center of the conductor, respectively. If a test charge, q = 25mC, is to bemoved from A to B, determine the following: c. The work done in moving the test chargeThe electric field between the inner and the outer surfaces of a cylindrical capacitor carrying charge Q is given by Eo where Eo is a constant, r is the cylindrical radial coordinate and f is the corre- sponding unit vector. The inner and the outer radii of the capacitor are a and b, respectively. Find the capacitance of the cylindrical capacitor.Imagine you have four identical charge q, placed on the corners of a square. If q = 6.49 nC, then the side of the square is s = 19.22 cm, calculate the net electric force acting on the charge at the upper right corner. NOTE: Final answer in FIVE decimal places. Then, state the SI unit of the variable being sought off. Add your answer
- For the next arrangement of charges, find the total electric field at a point located at P (0.30, -0.10) m. b) How much will be the electric force on a -7.5 nC charge located in point P?The electric field caused by the static charge distribution in cylindrical coordinates is expressed as follows. , Here 2, a are fixed. a) Show that this is a valid electric field and find the charge distribution leading to this field. b) Determine the work required to assemble this load distribution.4.1. Figure 1 shows three points near a very long charged rod. The distance between A and B, the distance between A and C, and the distance between B and C are all equal. (a) If an electron moves from B to C, would the work done by the electric field be pos- itive, negative, or zero? Explain. ative, (b) If the work to move some charge from A to B is 2.1 J and the work to move that same charge from A to C is 8.4 J how much work would be done to move that same charge from C to B? Explain. (c) Is the potential difference from A to C positive, negative, or zero? Explain. A B0 00 + + + + + + Figure 1