An electron moving through an electric field experiences an
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An electron moving through an electric field experiences an acceleration of 4.3 ✕ 103 m/s2.
N in the same or opposite direction as E.
(b) What is the strength of the electric field?
N/C
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- An electron is accelerated by a constant electric field of magnitude 295 N/C. (a) Find the acceleration of the electron. m/s2 (b) Use the equations of motion with constant acceleration to find the electron's speed after 1.25 x 108 s, assuming it starts from rest. m/sA +4.2×10-⁹ C charged object is 6.9 cm along a horizontal line toward the right of a -3.3×10-9 C charged object. Part A Determine the E field at a point 4.0 cm to the left of the negative charge.Two electrons in a vacuum exert force of F = 4.63E-08 N on each other. They are then moved so that they are separated by x = 6.4 times their original distance. a. What is the force, in newtons, that the electrons experience at the new separation distance? b. How far apart, in meters, were the electrons originally?
- Positively charged particle O Neutrally charged particle O No enough information is given A negative test charge of 6.4 µC is in an electric field that exerts a force of 3.5x10-4 N to the left on it. What is the magnitude and direction of the electric field at the location of the test charge? * 54.7 N/C to the right 54.7 N/C to the left 0.02 N/C the the left 0.02 N/C to the right What is the magnitude of the electric field of a 6 µC point charge at a location 2 m from it? Given: k= 9x10° N.m²/c? 6x1015 N/C 13500 N/CWhat are the magnitude and direction of the force exerted on a 4.41 µC charge by a 184 N/C electric field that points due east? 811400000 How does force relate to the electric field? Did you convert all of your values to SI units (meters, kilograms, coulombs, seconds)? N magnitude direction due eastC) C D) D 5. A neutron is initially moving to the right with velocity v as shown in the figure and enters a uniform electric field directed upwards, as shown in the figure. Which trajectory (X, Y, Z, or W) will the neutron follow in the field? E A) trajectory W B) trajectory X C) trajectory Y D) trajectory Z
- Two charged particles are a distance of 1.82 m from each other. One of the particles has a charge of 8.22 nC, and the other has a charge of 4.02 nC. (a) What is the magnitude (in N) of the electric force that one particle exerts on the other? N7. A proton initially moves left to right long the x axis at a speed of 4 x 10° m/s. It moves into an electric field, which points in the negative x direction, and travels a distance of 0.8 m before coming to rest. If the proton's mass and charge are 1.67 x 10-27 kg and 1.60 x 10-19 C respectively, what is the magnitude of the electric field? a. 1.67 N/C b. 0.01 N/C c. 0.104 N/C d. 0.13 N/Ca. Draw the electric field lines around a system that consists of two equal negative charges. b. Calculate the electric force that exists between two objects that are 7.3 × 10 –2 m apart and carry charges of 4.5 × 10 –6 C and –7.2 × 10 –6 C. Is this force attractive or repulsive? c. Write two or three sentences to explain the effect on the electric force between two charged objects if the amount of charge on one of the objects is doubled at the same time as the distance between the objects is doubled.
- To study the properties of various particles, you can accelerate the particles with electric fields. A positron is a particle with the same mass as an electron but the opposite charge (+e). If a positron is accelerated by a constant electric field of magnitude 271 N/C, find the following. (a) Find the acceleration of the positron. m/s² (b) Find the positron's speed after 6.50 x 10-9 s. Assume that the positron started from rest. m/sFirst questionInside a cathode ray tube, an electron is in the presence of a uniform electric field with a magnitude of 275 N/C. (a) What is the magnitude of the acceleration of the electron (in m/s2)? m/s2 (b) The electron is initially at rest. What is its speed (in m/s) after 1.20 ✕ 10−8 s? m/s