3) An electron is released from rest at a distance of 9.00 cm from a proton. If the proton is held in place, how fast will the electron be moving when it is 3.00 cm from the proton? (mel=9.11 x 10-31 kg, e=1.60 x 10-19 C, k=1/4zeo=8.99 × 109 N-m²/C2) a) 130 m/s b) 4.64 x 105 m/s c) 106 m/s d) 75.0 m/s e) 1.06 x 103 m/s 4) A charged bead of mass 1.00 g is suspended on a light string in the ada congr
3) An electron is released from rest at a distance of 9.00 cm from a proton. If the proton is held in place, how fast will the electron be moving when it is 3.00 cm from the proton? (mel=9.11 x 10-31 kg, e=1.60 x 10-19 C, k=1/4zeo=8.99 × 109 N-m²/C2) a) 130 m/s b) 4.64 x 105 m/s c) 106 m/s d) 75.0 m/s e) 1.06 x 103 m/s 4) A charged bead of mass 1.00 g is suspended on a light string in the ada congr
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:3) An electron is released from rest at a distance of 9.00 cm from a proton. If
the proton is held in place, how fast will the electron be moving when it is 3.00 cm from the proton?
(mel =9.11 x 10-31 kg, e=1.60 × 10-19 C, k=1/4zep=8.99 x 109 Nm2/C2)
a) 130 m/s b) 4.64 x 105 m/s c) 106 m/s d) 75.0 m/s e) 1.06 x 103 m/s
4) A charged bead of mass 1.00 g is suspended on a light string in the presence
of a uniform electric field as shown in Figure When a certain electric field
Ē= (3i+5j) x 105 N/C that makes an angle with the horizontal is
applied, the ball is in equilibrium at angle = 37°. According to given
information which of the following arguments are true?
i)
Bead is negatively charged
E
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