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:
106°
Step-by-step explanation:
Supplementary angles add up to 180°
180°- 74°
= 106°
Answer:
may be 5 times is answer but I am not sure I have done 5 times I got like this
Answer:
4.59*
Step-by-step explanation:
We need to move the decimal so there is only one zero to the left of the decimal point. Since the decimal is being moved to the right, it is a negative exponent.
Answer:
So blury
Step-by-step explanation: