Based upon electron current flow, the polarity on the side of the ...

[Medesa]

Based upon electron current flow, the polarity on the side of the resistor where current enters is ________. The polarity on the side of the resistor where current exits is ________.
 
  A) negative, positive B) positive, negative C) positive, positive D) negative, negative

Question 2

If 12 V and -19 V sources are connected so their total voltage is -7 V, they are ________.
 
  A) connected dangerously B) series aiding
  C) series opposing D) in parallel

[ryhom]

Answer to Question 1

A

Answer to Question 2

C

[Medesa]

Thanks for the timely response, appreciate it

[blakcmamba]

Gracias!