The formula is E= kQ/ d^2
k is 9x10^9
i changed 15 cm to 0.15 m
=> 9x10^9 x 12 OVER (0.15)^2
the answer is 4.8x10^12 N/C
but this is the electric field.
to find electric field STRENGTH, it’s E= F/q and you did not give a value for the force
Answer:
-2 might be wrong
Step-by-step explanation:
Answer:
6sqrt(5)
Step-by-step explanation:
63$
five hours = 45$
1 hour = 9$
7 hours = 63$
