At point P, the magnitude of the net electric field caused by the charges on spheres A and B is 2.16 x 10 N/C 1.09 x 10° N/C 7.19 x 10 N/C 3.60 x 10 N/C А. В. С. D. hongod piece of c
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- The electric field strength at the surface of a flat negative electrode in 20° C salt water is 20 kV/m The field strength is 10 kV/m at a distance of 2.0 nm from the surface. Part A What is the electrode's surface charge density in nC/cm²? Express your answer in nanocoulombs per square centimeter. VAX 77- Submit Part B Bequest Answer co= ? What is the molarity of the salt solution? Assume the salt is NaCl Express your answer in terms of molarity. 195] ΑΣΦ nC/cm³ 2 MSituation: A single electron accelerates between the cathode and the anode that has a potential difference of 2000 V. The charge of an electron is 1.6 x 10-19C and its mass is 9.1 x 10-31 kg.A. Given the figure below, if the charge (Q = 3.68 x 10-12 C). 1. Find the AVA-B. (write your final answer in scientific notation with its coefficient rounded off to two decimal places 2. Find the AVBA. (write your final answer in scientific notation with its coefficient rounded off to two decimal places 3. What will be the EPE in AVA-B? (increasing or decreasing) 4. What will be the EPE in AVB¬A? (increasing or decreasing) A В E 0.58 m 0.35 m
- Directions: Read and carefully analyze the given problems. Be sure to identify all the given and unknown quantities. Given: ? Formula with solutions: ? Answer with correct unit: ? 1. Two charges +3µC and +12µC are fixed 1 m apart, with the second one to the right. Find the magnitude and direction of the net force on a -2-nC charge when placed at the following locations:] (a) halfway between the two (b) half a meter to the left of the +3µC charge (c) half a meter above the +12µC charge in a direction perpendicular to the line joining the two fixed chargesA sold sphere 20 cm in radus carries 14 pC, dibuted unity throughout ts volume. Find the electric field strength 10 cm from the show's Express your answer using two significant figures AZ O B₁- Submit Part B Subm Bequent Find the field angh 20 cm from the spe Express your answer using two significant figures. Part C AL A Fedtd amergh ces to the s Express your newer using two signant ? At ? MN/C MN/C MN/CPart A The lines show the equipotential contours in the plane of three point charges, Q1, Q2, and Q3. The values of the potentials are in kV as indicated for the +5, 0, and -5 kV contours. The positions of the charges are indicated by the dots. cm 1 Q₁. Volts 2 +5 Q3 The letters are on the equipotential contours. Q₂ # m
- Work with the given sample problem below. (1) Construct an illustration of the given sample problem. (2) Indicate the given data, required quantities, formula, solution, and annotations. Use the space provided for your answers. Working Exercises. Determine the magnitude of strength of an electric surface from 0.65 nm from the A. Illustration nucleus of the tritium atom. Tritium is a radioactive isotope of hydrogen that has +1 protons and 2 neutrons. PROCEDURES ΑΝΝΟΤΑΠONS B. Given C. Required Quantities D. Formulas E. Solution F. AnswerSolve for the following word problem. Show all necessary solution. Final answer should be rounded off to the nearest two decimal place. 1. Three-point charges, 5µC, 7µC and 8µC lies on a straight line. The distance of the first charge to the second and third charge is 30cm and 80cm, respectively. Compute for the net force in (a) first charge, (b) second charge, and (c) third charge.In the following problems, you don't need to understand the physics to complete the questions. Focus on the equations. (a) The force of gravity, F, between two masses, m and M, separated by a distance r, is given by where G is a constant. Write an equation of r in terms of other variables in the equation GmM F= 2 for F: r= (b) The electric force between two charges q=3·10¯6 units and Q=-4·10¯6 units separated by a distance, 1 d = 3-10-4 units, is given by F= where k=9. 10⁹ units. Without using a calculator, calculate the F. F= kq x² (c) Two positive electric charges, q and Q are separated by a distance d. Assume that q> Q> 0. The position x from charge q where the electric field zero is given by: = kQ (d-x)² kqQ d² Solve for x in terms of the other variables. The quantity k is a constant. Solution 1 represents the largest value of x. Hint: The solution can be simplified in many ways. The solutions accepted below have a form d Solution 1 = a-b Solution 2 = d a+b√√ You need to figure out…
- What is the magnitude of the electric field 17.1 cm directly above an isolated 3.37x10-5 C charge? Express your answer to three significant figures and include the appropriate units. µÅ E = Submit Part B Value Request Answer upward What is the direction of the electric field? Units downward wwwww - ?Consider a wire made of a good conductor with a length, L, radius, R, and a total charge of +Q. a. What assumptions can be made about area if the wire is very long? ? >> ? (Hint: recall surface area of a cylinder) b. Calculate the Electric Field at the surface of the conducting wire. Convert the final answer to units of “k”. Is this the same as the Electric Field of a point charge or a conducting sphere? Distance (r) Electric Field Strength (E) c. Calculate the Electric Flux at the surface of the wire. How does the Electric Flux of the wire compare the Electric Flux of the sphere? Why? d. Calculate the Electric Field strength at a distance, a (such that a > 0) away from the conducting wire. e. Calculate the Electric Flux at a distance, a (such that a > 0) How does the Electric Flux compare to the Electric Flux calculated in part c? f. What should be the Electric Field inside the wire?What is the magnitude of the electric field at a point midway between a -5.9 uC and a +8.2 uC charge 8.8 cm apart? Assume no other charges are nearby. Express your answer using two significant figures: E= (what value) in (what units)? What is the direction of the electric field? Toward the positive charge Toward the negative charge P.S. I know nothing about this but I have a good idea are some quick google help. I feel like I understand the concept but I want to verify the work before I'm able to help a friend with this problem. It would be helpful if you can list all the steps- I can reverse engineer with no issues.
