15. An alpha particle has a charge of +2e, where e is the elementary charge (e 1.6 x 10-¹⁹C). The alpha particle travels at high speed and approaches a gold nucleus, which has a charge of +79e. What is the electric force acting on the alpha particle when it is 2.0 x 10-¹4 m from the gold nucleus? A. 5.7 kN B. 1.8 fN C. 1.8 pN D. 1.8 N E. 91 N
15. An alpha particle has a charge of +2e, where e is the elementary charge (e 1.6 x 10-¹⁹C). The alpha particle travels at high speed and approaches a gold nucleus, which has a charge of +79e. What is the electric force acting on the alpha particle when it is 2.0 x 10-¹4 m from the gold nucleus? A. 5.7 kN B. 1.8 fN C. 1.8 pN D. 1.8 N E. 91 N
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Transcribed Image Text:15. An alpha particle has a charge of +2e, where e is the elementary charge (e
=
1.6 x 10-¹⁹C). The alpha particle travels at high speed and approaches a gold nucleus,
which has a charge of +79e. What is the electric force acting on the alpha particle when
it is 2.0 x 10-¹4 m from the gold nucleus?
A. 5.7 kN
B. 1.8 fN
C. 1.8 pN
D. 1.8 N
E. 91 N
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