The figure shows an electric dipole. What is the magnitude of the dipole's electric field at point P? Assume that q =9.11 × 10° C, d= 6.31 x 106 m, and r = 6.21 cm. L. +9+ d/2 F d/2
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- 22. A beam of electrons passes through an electric field where the magnitude of the electric field strength is 3.00 x 103 newtons per coulomb. What is the magnitude of the electrostatic force exerted by the electric field on each electron in the beam? A. 5.33 × 10-23 N C. 3.00 x 10³ N B. 4.80 x 10-16 N D. 1.88 × 1022 NTwo charged metal plates in vacuum are 15 cm apart as drawn in Fig D. The electric field between the plates is uniform and has a strength of E = 3000 N/C. An electron (q = -e, m= 9.1 X 10-3'kg) is released from rest at point P just outside the negative place. a. How long will it take to reach the other plate? b. How fast will it be going just before it hits? E-3000 N/E IS CmA small 4 g plastic ball is suspended by a 23.2 cm long string in a uniform electric field 960 N/C as shown. The ball is in equilibrium when the string makes a 43◦ angle with the vertical. Find the relationship among θ, mg, and q E.
- A bead of 5grams that is amber is suspended by a string in a uniform horizontal electric feild which has a magnitude of 4300 N/C. The bead is in equibrium when the string makes an angle of 33degrees what is the net charge carried by the amber bead? a. -6.2μC b. -7.4 μC c. 9.6 μC d. 6.2μC e. 7.4 μCA very large plane of charge with o= 4.0x10 c/m² lies in the y-z plane. A single charge Q=3.0x 10 C lies on the +x axds at x- 2.0 m. The electric field in N/C at x=5.0 m has the value a. 104. b. 226. c. 300. d. 526. e. 752.What is the magnitude of the electric field intensity at a point where a proton experiences an electrostatic force of magnitude 2.30 × 10-25 N₂ A. 1.44x 10-6N/C B. 3.68 x 10-12 N/C C. 1.44 x 10-¹2 N/C D. 3.68 x 10-6N/C A A B B C) C D
- 4. Electric fields of varying magnitudes are directed either inward or outward at right angles on the faces of a cube, as shown in the figure. What is the strength and direction of the field on the face F? 15.0 N/C A 25.0 N/C B 20.0 N/CE 10.0 NIC D 20.0 N/C A. The field on the face F is 60.0 N/C out of the face of the cube. B. The field on the face F is 60.0 N/C into the face of the cube. C. The field on the face F is 60.0 N/C into the face of the cube. D. None of the aboveSuppose Q1 = 6.0 nC and Q2 = 7.0 nC (Figure 1). You may want to review (Pages 631 - 635). Figure +2₁ 10 cm 5.0 cm +2₂ y -X Part B What is the direction of the electric field at the position indicated by the dot in (Figure 1)? Specify the direction as an angle measured counterclockwise from the positive x axis. — ΑΣΦ 0 = 8.08 Submit C Provide Feedback Previous Answers Request Answer ? X Incorrect; Try Again; 3 attempts remaining O Next >For each charge distribution: -6.0 x 10-5 C 4.0 x 10-5 C 2.0 m 9₁ L. - 6.0 x 10-5 C 3.0 m A q2 2.0 m A 3.0 m 2 - 3.0 x 10-5 C 1. 2. a. Determine the net electric field at point A for the following charge distribution. b. The magnitude of the electric field due to each charge, (i.e. calculate ε₁ and ε2), at point A. c. The net electric field at point A. a. For each part in practice question 1, find the net force on a -1.2 × 10-5 C charge placed at point A. b. How would your answer change if the sign of the charge from 2a at point A was changed? 3. Explain why the concept of a field was used to describe the force of gravity between two masses. 4. Give two reasons why the concept of a field is used again to describe the force between two charged objects.
- How many excess electrons must be uniformly distributed throughout the volume of an insulating sphere with radius 8cm in order to produce an electric field of 1350N/C on the surface of the sphere? (Take 1/4T€0 2 9 × 10°N. m2/C2 and le = 1.6 × 10–1ºC) O a. 6.0 x 10° O b. 1.5 x 107 O. 8.0 x 106 O d. 7.6 x 107 O e. 3.6 x 10° O f. 1.2 x 1010 O g. 7.2 x 10 O h. 4.8 x 108ST At a distance of 48.7 cm from a very long (essentially infinite) uniform line of charge, the electric field strength is 1,866 N/C. At what distance (in cm) from the line will the field strength be equal to 811 N/C? XPlease don't provide handwritten solution...