Question

two charges of 1.0 C each are placed one metre apart in free space the force between them will be.
a) 1.0 N .
b) 9 into 10 raise to 9 N .
c) 9 into 10 raise to -9 N .
d) 10 N. ​

Answer 1

Answer:

two charges of 1.0 C each are placed one metre apart in free space the force between them will be.

a) 1.0 N .

b) 9 into 10 raise to 9 N .✔

c) 9 into 10 raise to -9 N .

d) 10 N.

Answer 2

Answer:

i think option D is correct but I am not sure