Multiple Choice
An electron is sent at high speed toward a gold nucleus (charge +79e) .What is the electrical force acting on the electron when it is 1.7 × 10−14 m away from the gold nucleus? (e = 1.6 × 10−19 C,ke = 8.99 × 109 N·m2/C2)
A) 6.3E+1 N
B) 1.1E-12 N
C) 5.0E+3 N
D) 6.7E+6 N
E) 8.0E-5 N
Correct Answer:

Verified
Correct Answer:
Verified
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