Package C on the incline weighs 300 N, and is pushed by a 294-N horizontal force. The coefficients of static and kinetic friction, respectively, are 0.4 and 0.3. Which is the most appropriate set of equations for equilibrium of C? Correct answer is C but please explain how to get the answer.

University Physics Volume 1
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Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter2: Vectors
Section: Chapter Questions
Problem 21CQ: What is wrong with the following expressions? How can you correct them? (a) C=AB , (b) C=AB , (c)...
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Package C on the incline weighs 300 N, and is pushed by a 294-N horizontal force. The coefficients of static and kinetic friction, respectively, are 0.4 and 0.3. Which is the most appropriate set of equations for equilibrium of C?

Correct answer is C but please explain how to get the answer.

A
5
12
fP+ -W = 0
13
13
12
N+ P + W=0
13 13
B
5
12
5
12
f+P-W = 0
13
5
N--P
12
12
12
——
-W=0
13
C
f
N
12
5
·P+ W=0
13
12
--P - W=0
13 13
D
12
fP+ W=0
N
5
12
12
--P
12
——
13
W = 0
Transcribed Image Text:A 5 12 fP+ -W = 0 13 13 12 N+ P + W=0 13 13 B 5 12 5 12 f+P-W = 0 13 5 N--P 12 12 12 —— -W=0 13 C f N 12 5 ·P+ W=0 13 12 --P - W=0 13 13 D 12 fP+ W=0 N 5 12 12 --P 12 —— 13 W = 0
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