A proton is released in a uniform electric field, and it experiences an electric force of 3.12×10–14 N toward the south. What is the magnitude of the electric field?
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- Inside 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/sA proton is initially at rest. After some time, a uniform electric field is turned on and the proton accelerates. The magnitude of the electric field is 1.46 105 N/C. What is the speed of the proton after it has traveled 7.00 cm? What is the speed of the proton after it has traveled 70.0 cm?What magnitude of a point charge needed to create a 13700 N/C electric field at a distance of 0.249 m? How large is the field at 14 m?
- The electric field at point P is 9.3 x 1020 N/C @ 343°. What is the angle of the force experienced by a proton if it is placed at point P. Express your answer in degrees.Inside a radiation therapy device, 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 8.50 × 10 m/s s?A proton and an electron are moving due east in a constant electric field that also points due east. The electric field has a magnitude of 6.0 × 104 N/C. Determine the magnitude of the acceleration of the proton and the electron. ар ae =
- A proton is initially at rest. After some time, a uniform electric field is turned on and the proton accelerates. The magnitude of the electric field is 1.81 105 N/C. (a) What is the speed of the proton after it has traveled 7.00 cm? (b) What is the speed of the proton after it has traveled 70.0 cm?A small object of mass 3.54 g and charge −19.3 ?C is suspended motionless above the ground when immersed in a uniform electric field perpendicular to the ground. What are the magnitude and direction of the electric field? magnitude direction