22. Two identical charges. 91 = 42 = 6.0 C. are separated by 1.0 m. lal...
Points: 1 13) Is it possible to have a zero electric potential between two positive charges along the line joining the two charges? A) Yes, if the two charges are equal in magnitude. B) No, a zero electric potential cannot exist between the two charges. C) Yes, regardless of the magnitude of the two charges. D) cannot be determined without knowing the separation between the two charges E) cannot be determined without knowing the magnitude of the charges Points: 3...
0.0025 m ОВ 0.0100 m 4. Two point charges are separated by 1.00 x 10-2 m. One charge is -2.8 x 10-8 C; and the other is +2.8 x 10-8 C. The points A and B are located 2.5 x 10-3 m from the lower and upper point charges as shown. 0.0025 m If an electron, which has a charge of 1.60 X 10-19 C, is moved from Test at A to rest at B, what is the change in...
2. Two charges are separated by 1.2 m as shown in the diagram. 1.2 m -3.0 pC a. (5 points) Explain why the net electric field from these two charges could or could not be zero i. to the left of the negative charge, ii. between the two charges, and iii to the right of the positive charge. (10 points) Find the point where the net electric field from these two charges is zero (besides infinitely far away). Express your...
3. You have an infinite insulating plane of charge per unit area 3 C/m² that spans the whole xy plane. (a) Will the electric potential at a point 4 cm above the plane be higher or lower than the electric potential on the plane? What is the difference in electric potential between these two points? (b) Sketch (i) the electric field lines and (ii) the equipotential surfaces surrounding the plane. (c) Now say we cut away half of the plane...
A charge of +2.0x10 Coulombs is at the origin, and a charge of -3.0x10Coulombs is on the y-axis at y = 3.0 centimeters. In answering the questions below, use the usual convention that electric potential is zero far away from all electric charges. -3.0 C 3.0 cm +x +2.0 C 3.0 cm 6.0 cm A) Determine the value of the electric potential at point 'a' which is located at 6.0 centimeters on the x-axis. B) Determine the potential difference V...
QUESTION1 Two charges of charge 01-7.0 uC and 02-7.0 mC are separated by a distance d-20 cm. A student places a point charge q -1.0 at the midpoint between charges Q1 and Q2 horizontally and a vertical distance h 5.0 cm above the line from Q1 and Q2 at point A as shown Figure 1. Find the magnitude of the electric force on q in N (20 points). Choose 5 problems out of 7 problems. I. A uniform electric field...
1a) A force of 500 N exists between two identical point charges separated by a distance of 40 cm, Calculate the magnitude of the two point charges. 1b) An attractive force of 1500 N exists between a +900 nC charge and another charge. The two charges are separated by 50 mm. What is the magnitude and sign of the other charge? 1c) What is the electric flux through a sphere of radius 4m that contains a i) +50 μC ii)...
Consider the charge arrangement in the figure below where ql is directly to the left of location "p, and q2 is directly below location "p". q1 has a positive charge of +12.0 nC, q2 has a negative charge of -14.5 nC, and both charges are a distance of 55.0 mm away from location "p". What is the magnitude of the net electric field at location "p" due to these two charges? 曊; 92 N/C Find the magnitude and direction of...
Field of Two Point Charges, Part 1. 0.0/2.0 points (graded) Two charges, 91 = -2 C and qr = 1 °C lie on the x-axis, with the left charge qı at x = 0 and the right charge qr at x = d = 1 m. (Part a) Which one of the six grass seed images of electric fields shown below best corresponds to this combination of charges? (1) (4) (5) (6) Image (1) Image (2) Image (3) Image (4)...
Problem 4 - Electric Potential I. [8 points] Point charges +4.00 uC and +2.00 uC are placed at the opposite corners of a rectangle as shown in the figure. What is the potential at point A due to these charges? Assuming the potential at infinity is zero. Coulomb's constant k = 9.0 x 10°N • m²/C2 A +4.00 xC 0.400 m +2.00 uc 0.800 m B II. [12 points] Two isolated copper plates, each of area 0.40 m2, carry opposite...