Two point charges, q₁ = 1.2 x 10-7 C and q₂ = -5.8 x 10-8 C, are held 35.0 cm apart. (Assume q2 is on the right.) (a) What is the electric field (in N/C) at a point 5.0 cm from the negative charge and along the line between the two charges? magnitude 0.00002453 X N/C direction to the right (b) What is the force (in N) on an electron placed at that point? magnitude direction N to the left ✔
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- Three equal charges q = +2.00 nC lie along the x axis with one at the origin and the other two at x = ± 1.00 m, respectively, as shown. Point P is located at z = 1.00 m. P Determine the magnitude of the electric field at point P. Express your answer in N/C, to at least one digit after the decimal point.Three charged particles are at the corners of an equilateral triangle as shown in the figure below. (Let q = 2.00 μC, and L = 0.550 m.) q: 7.00 με y 60.0° L 9 - x -4.00 μC (a) Calculate the electric field at the position of charge q due to the 7.00-μC and -4.00-μC charges. Once you calculate the magnitude of the field contribution from each charge you need to add these as vectors. KN/C 1 + Does the -4.00-μC charge contribute to the y component of the field at the origin? KN/C ĵ (b) Use your answer to part (a) to determine the force on charge q. If you know the electric field at a particular point, how do you find the force that acts on a charge at that point? mN I + Check units carefully. Note that the field in part (a) is given in kN/J and the force in this part is given in mN. mNĵ xIn the question above if q 1 has mass 0.2g and charge q 2 is 2.4x10 -9C. The separation r is 4.7cm, and the angle θ is 12.8 degrees. Find the magnitude of the electric field produced by q 2 at the location of q 1. Please be sure to express your answer in N/C (you don't need to enter units with your answer).
- Problem 4: Point charges of 0.21 μC and 0.42 µC are placed 0.45 m apart. 50% Part (a) At what point along the line between them is the electric field zero? Give your answer in meters from the 0.21 µC charge. x=0.1856 ✓ Correct! >50% Part (b) What is the magnitude of the electric field, in newtons per coulomb, halfway between them? 4.26 * 10(6) E= Hints: 0% deduction per hint. Hints remaining: 4 Q Search sin() cos() cotan() asin() atan() acotan() sinh() cosh() tanh() cotanh() O Degrees O Radians tan() 70 C acos() E Submit Hint + V 9 4 6 * 1 2 3 Feedback 00 O VO BACKSPACE DEL 200 16 HOME BURE END I give up! Feedback: 0% deduction per feedback. CLEAR Date: 5/3/2023 11:59:00 PM ΟΝ Grac Dedu Poter Subn Attem (3% F detail 72 1 2Two particles are fixed to an x axis: particle 1 of charge -2.51 × 10-7 C is at the origin and particle 2 of charge +2.51 × 10-7 C is at x2 = 12.6 cm. Midway between the particles, what is the magnitude of the net electric field?A uniformly charged ring of radius 10.0 cm has a total charge of 47.0 μC. Find the electric field on the axis of the ring at the following distances from the center of the ring. (Choose the x-axis to point along the axis of the ring.) (a) 1.00 cm (b) 5.00 cm (c) 30.0 cm (d) 100 cm Î MN/C Î MN/C Î MN/C Î MN/C
- A line of charge runs parallel to a sheet of charge, separated by a distance d = 28 cm. If the charge density of the line of charge is λ = 15 x 10-6 c/m and the charge density of the sheet of charge is o = 12 x 10-6 c/m², find the magnitude of the electric field at the midpoint between them. x 106 N/C E =Five equal charges q are equally spaced on a semicircle of radius R, as shown in the figure below. Find the electric field at the center P of the semicircle. 9 q 9 q 4лεR² q 4περR2 9 4περR2 (¹) 1+ q 4лεo R² 9 4περR2 Save for Later 1+ 1 + лу R P R 3 √√2 (1 + √2)Ĵ (1 + √2)i y q q Submit AnswerA thin wire is bent in the form of a rectangle with length l = 31 cm and width w = 48 cm. The wire is charged up to a uniform charge density of 8.5 C/m. Find the electric field at a distance of 65 cm from the center of the rectangle along the axis.
- A long uniformly charged thread (linear charge density λ= 1.7 C/m ) lies along the xx axis in the figure.(Figure 1) A small charged sphere (Q = -2.5 C) is at the point x=0cmx=0cm, y=−5.0cm. What is the direction of the electric field at the point x=7.0cmx=7.0cm, y=7.0cmy=7.0cm? E⃗ threadE→thread and E⃗ QE→Q represent fields due to the long thread and the charge QQ, respectively. Express your answer to two significant figures and include the appropriate units. What is the magnitude of the electric field at the point x=7.0cmx=7.0cm, y=7.0cmy=7.0cm? Express your answer to two significant figures and include the appropriate units.The point charges in the figure below are located at the corners of an equilateral triangle 20.0 cm on a side. (Assume that the +x-axis is to the right and the +y-axis is up along the page.) (a) Find the electric field (in N/C) at the location of qa in the figure, given that qb = +19.00 µC and qc = −8.00 µC. magnitude _______ N/C direction __________° counterclockwise from the +x-axis (b) What is the force (in N) on qa, given that qa = +2.50 nC? magnitude ______N direction _________° counterclockwise from the +x-axisWhat is the magnitude of the electric field produced by a charge of magnitude 4.70 μCμC at a distance of (a) 1.00 mm and (b) 3.00 mm?