Answer:
Please refer to the figure.
q1 is a negative charge, and q2 and q3 are positive charges. So, the force exerted by q1 on q3 is attractive, and the force exerted by q2 on q3 is repulsive, which means F13 is directed towards left, and F23 is also directed towards left.


The net force on q3 is the sum of these two forces:

Since both forces are directed towards left, their sign should be negative.
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Resistor. The answer is a resistor. They do not transmit electricity.
Answer:
its false
Explanation:
because if an leaf floats down from a tree it is not considered an object for a free-fall
C.
because centripetal means that force only acts in the center of body in motion