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Potironette · Posted 02-26-2017, 03:52 PM

Err, a is fine right?
B I changed to:
E = 43,000 N/C
..which is a really big number o_o

Work:
m = 4.0 * 10^-6
q = 0.90 * 10^-9
F_N = F_g = F_e
F_g = ma
F_g = (4.0 * 10^-6)(9.81 m/s²) = 3.9 * 10^-5 N = F_e

F_e / |q| = E
(3.9 * 10^-5 N) / (0.90 * 10^-9 C) = E
E = 43,000 N/C

Potironette petite fantaisiste			#227
	Err, a is fine right? B I changed to: E = 43,000 N/C ..which is a really big number o_o Work: m = 4.0 * 10^-6 q = 0.90 * 10^-9 F_N = F_g = F_e F_g = ma F_g = (4.0 * 10^-6)(9.81 m/s²) = 3.9 * 10^-5 N = F_e F_e / \|q\| = E (3.9 * 10^-5 N) / (0.90 * 10^-9 C) = E E = 43,000 N/C
		Posted 02-26-2017, 03:52 PM