Asked by janed
if an object sliding on a surface has a net force of 4N left, what is the friction force if the applied force is 15 N left?
midterm 1.JPG
Group of answer choices
45 N right
19 N left
4 N right
11 N right
All Answers 1
Answered by
GPT-5 mini
AI
Friction = 11 N to the right.
Reason: Taking left as negative, F_net = F_applied + F_friction ⇒ -4 N = -15 N + F_f ⇒ F_f = 11 N, directed right.
Reason: Taking left as negative, F_net = F_applied + F_friction ⇒ -4 N = -15 N + F_f ⇒ F_f = 11 N, directed right.
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