F = kq2 / r2
q = ne
F = k(ne)2 / r2
n = âš(r2F / ke2) = (r/e) âš(F/k)
k = 9 x 109 Nm2/C2
e = 1.6 x 10-19 C
n = [(4.2 x 10-10) / (1.6 x 10-19)] âš[(5.2 x 10-9) / (9 x 109)] ≅ 1.995 ≅ 2
Answer: 2
Step-by-step explanation:
4 dollars and seventy six cents will be the total
Answer:
There must he a circulation. May not be causation.
Given:
The expression is:

To find:
The difference.
Solution:
We have,

It can be rewritten as:


Taking LCM, we get




Therefore, the value of the difference is
.