- #1
What is the significance of In in the context of Thevenin equivalents?
- Thread starter S R Wilder
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AI Thread Summary
In the context of Thevenin equivalents, In refers to the Norton current, which is equivalent to the short circuit current (Icc). The discussion highlights the need for additional context, such as a circuit diagram, to clarify the meaning of In. VTH represents the Thevenin voltage in this framework. The conversation emphasizes the importance of understanding these terms for proper analysis of electrical circuits. Overall, the significance of In lies in its role in connecting Thevenin and Norton equivalent circuits.
- #2
gneill
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You'll need to provide more context. Perhaps a circuit diagram? We don't have your homework materials in front of us to look at, and we can't read minds!
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gneill
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So in that attachment they are looking at Thevenin equivalents. Despite the language issue, it should be obvious that ##V_{TH}## is the Thevenin voltage, ##I_N## would be the Norton current which is also the short circuit current ##I_{cc} (presumably the "cc" is an abbreviation for "short circuit" in that language).
I multiplied the values first without the error limit. Got 19.38. rounded it off to 2 significant figures since the given data has 2 significant figures. So = 19.
For error I used the above formula. It comes out about 1.48. Now my question is. Should I write the answer as 19±1.5 (rounding 1.48 to 2 significant figures) OR should I write it as 19±1. So in short, should the error have same number of significant figures as the mean value or should it have the same number of decimal places as...
Let's declare that for the cylinder,
mass = M = 10 kg
Radius = R = 4 m
For the wall and the floor,
Friction coeff = ##\mu## = 0.5
For the hanging mass,
mass = m = 11 kg
First, we divide the force according to their respective plane (x and y thing, correct me if I'm wrong) and according to which, cylinder or the hanging mass, they're working on.
Force on the hanging mass
$$mg - T = ma$$
Force(Cylinder) on y
$$N_f + f_w - Mg = 0$$
Force(Cylinder) on x
$$T + f_f - N_w = Ma$$
There's also...
This problem is two parts. The first is to determine what effects are being provided by each of the elements - 1) the window panes; 2) the asphalt surface. My answer to that is
The second part of the problem is exactly why you get this affect.
And one more spoiler:
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