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+Ty 2L 3 − (315 N) L 2 − (180 N)(L) = 0

 

physics. Not quite sure how to solve this. According to my notes you get the answer 

T_y = Tsin(12) = 506N

physics
 Nov 13, 2014

Best Answer 

 #2
avatar+33661 
+5

I assume this is:

$$T_y\times 2L^3-315L^2-180L=0$$

where the 315 and the 180 are Newtons, and L is dimensionless, so Ty is in Newtons.

 

Rearranging, we get:

$$T_y=\frac{315}{2L}+\frac{90}{L^2}$$

 

However, you need to know the value of L before you can evaluate this (L would have to be about 0.605 to get Ty as 506N)

.

 Nov 13, 2014
 #1
avatar+118723 
0

This means nothing to me - sorry

 Nov 13, 2014
 #2
avatar+33661 
+5
Best Answer

I assume this is:

$$T_y\times 2L^3-315L^2-180L=0$$

where the 315 and the 180 are Newtons, and L is dimensionless, so Ty is in Newtons.

 

Rearranging, we get:

$$T_y=\frac{315}{2L}+\frac{90}{L^2}$$

 

However, you need to know the value of L before you can evaluate this (L would have to be about 0.605 to get Ty as 506N)

.

Alan Nov 13, 2014

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