A small piece of foam has a mass of 3.90 g and a charge of -19.8 µC. It levitates, motionless, when placed in a uniform electric field perpendicular to the ground. What is the magnitude of the electric field (in N/C)? N/C What is the direction of the electric field? upward Odownward east Owest
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- an electric field, in what direction will it beglfl U travel? 10. Why is it safer to stay inside an automobile during a lightning storm? (Hint: It is not due to the insulating rubber tires.) 11. Three small, negatively charged spheres are located at the vertices of an equilateral triangle. The magnitudes of the charges are equal. Sketch the electric field in the region around this charge distribution, including the space inside the triangle. 12. A small test charge of +1.0 µC experiences an electric force of 6.0 X 10-6 N to the right. (a) What is the electric field strength at that point? (b) What force would be exerted on a charge ofB. Solve the following problems. Use GFSA (Given, Find, Solution, and Answer) on the given space below. Encircle your final answer, write it in scientific notation with 2 decimal places (if possible). 1. The first charge with -3.0 µC is situated on the y-axis 2 m from the starting point at the coordinates (0,1) while a second charge with +1.0 µC is located on the x-axis 2 m from the starting point at the coordinates (1,0). a. What is the magnitude of the electric field? b. What is the direction of the electric field? c. What is the electric potential (let us assume that the distance is infinite and the potential value is equal to zero)? d. What is the energy needed to bring a +1.0 µC charge to this position from infinitely far away?What are the strength and direction of the electric field at the position indicated by the dot in the figure (Figure 1)? Show Transcribed Text Figure Show Transcribed Text 3.0 nC Show Transcribed Text -3.0 nC Ĵ Ĉ r What is the strength of the electric field? Let r = 7.6 cm. Express your answer in newtons per coulomb. Ĉ 1 of 1 Specify the direction of the electric field as an angle below the horizontal. Provide
- A 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/CSolve the ff. problems. Show your solution using the Given-Required-Equation-Solution-Answer method. 1. May pulls her wool sweater over her head, which charges her body as the sweater rubs against her cotton shirt. What is the electric field at a location where a 1.60 x 10-19 C -piece of lint experiences a force of a 3.20 x 10-9 N as it floats near May? 2. Find the force on an electron if it is placed at a point where the electric field intensity is 240 N/C directed to the right. 3. Calculate the magnitude and direction of the electric field 0.45 m from a +7.85 x 10-9 C point chargeConsider two charge Q₁ = 1 x 10-6 [C] and Q₂ = 5 x 10-6 [C] separated by a distance r = 0.05 [m]. J What is the magnitude of the electric force between two charges? [N] a. F = b.. two charges is The electric force between the C. Suppose that the magnitude of the electric force between two charges is equal to: 27 [N]. -1 What will be the magnitude of this force if the distance between the two charges is doubled while the charges are kept the same. F = [N] Repulsive Attractive
- CHECK YOUR UNDERSTANDING. Solve the following problems below. Show complete solution with the final answer and unit of measurement written inside a box. 1. A point particle of charge 2.5 x 109 C and a mass of 3.65 x 10-7 kg in uniform electric field directed to the right. It is released from rest and moves to the right. It is released from rest and moves to the right. After it has traveled 1.45 m, its speed is 35 m/s. Find, a. work done on the particle b. change in the electric potential energy of the particleLeaming Task 5 Solve the ff. problems. Show your solution u sing the GRESA method. 1. May pulls her wool sweater over her head, which chargesher body as the sweater rubs against her cotton shirt. What is the electric field at a location where a 1.60 x 10-19 C-piece of lint experiences a force of a 3.20 x 10-9N as it floats near May? 2. Find the force on an electron if it is placed ata point where the electric field intensity is 240 N/C directed to the right. 3. Calculate the magnitude and direction ofthe electric field 0.45 m from a +7.85 x 10-9C point charge.All I need is the letter of correct answer. 38. If the charge on one of two positively charged spheres is doubled, the electrostatic force of repulsion between the spheres will be A) halved; B) doubled; C) quartered; D) quadrupled. 39. A metal sphere with an excess charge of +11e touches an identical sphere with an excess charge of +15e. After the spheres touch, the excess amount of charge on the first sphere is A) -4e; B) +4e; C) +13e; D) +26e. 40. A resistor is used to A) produce electric charge; B) store electric charge; C) conduct electric charge; D)regulate the flow of electric charge.
- Solve the following word problems. Show complete solutions to your answers. 1. What are the electric field and electric fluy of a snhere with a radius of 0.500 m and carries a charge of +1.00 µC at its center? 2. A long straight wire has a charge per unit length of 3.00 x 10 -12 C/m. At what distance from the wire is the electric field equal to 0.600 N/CA. 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 mI Review | Consta Raindrops acquire an electric charge as they fall. Suppose a 2.5-mm-diameter drop has a charge of +15 pC. Part A If the strength of the earth's electric field is 100 N/C, how does the magnitude of the electric force on the droplet compare to the weight force? Hν ΑΣφ ? Fascirie = Submit Request Answer Provide Feedback