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Choose the correct answer.
Given the following diagram:
Assume that all stereotypes required by the SysML-Modehca Transformation specification (if any) have been applied but are not necessarily shown here Assume that FixedWall. ViscoelasticSpring. and RigidMass are fully defined in a Modelica library.
What else must be done to get this model ready for solving according to the SysML-Modelica Transformation specification?
Suggested Answer: A
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37 comments · newest first
VA
Vanda
10 months ago
D is just wrong, Modelica can handle nonlinear models!
MA
Maybelle
11 months ago
C is too optimistic, it definitely needs more work.
CA
Carman
11 months ago
Wait, B says Kirchhoff's laws are automatic? That seems off.
CH
Charlesetta
11 months ago
Totally agree, A is the way to go!
DA
Daniela
11 months ago
A needs specific values and equations for Kirchhoff's Laws.
EM
Emelda
12 months ago
I don't recall anything about Modelica being unable to handle nonlinear models, so option D seems unlikely. But I’m still a bit confused about the specifics needed for the model.
JE
Jesusita
12 months ago
I thought we learned that models need to be fully defined before solving, so I’m leaning towards option A as well.
TE
Tess
12 months ago
I'm not entirely sure, but I feel like we might have covered something about Kirchhoff's laws being automatically handled in a similar practice question. Could that be option B?
MI
Micaela
1 year ago
I remember we discussed how important it is to provide specific values for parameters in these models. I think option A makes sense.
EU
Eun
1 year ago
I'm not entirely sure about this one. I'll need to review the transformation specification carefully and make sure I understand all the requirements before answering.
BU
Bulah
1 year ago
This seems straightforward to me. Just provide the specific values, and the model should be ready to go. No need to worry about anything else.
JO
Josphine
1 year ago
I'm a bit confused by the question. Does Modelica really not handle this type of nonlinear model? I'll need to double-check the capabilities of the Modelica language.
AL
Alpha
1 year ago
Okay, I think I know what's going on here. The key is to provide the specific values and define a parametric diagram with the Kirchhoff's Laws equations. That should get this model ready for solving.
CA
Cassie
1 year ago
Hmm, this looks like a tricky one. I'll need to carefully review the diagram and the SysML-Modelica Transformation specification to figure out what else needs to be done.
LA
Lauran
1 year ago
Whew, okay, I think I know what to do here. I just need to discount the annual savings at the given cost of capital and then divide by the initial cost. Shouldn't be too tricky.
EM
Emilio
1 year ago
I bet the person who wrote this question is just trying to trip us up. Gotta stay on our toes, folks!
TW
Twana
1 year ago
C) Nothing - it is ready as-is
RE
Remedios
1 year ago
B) Provide specific values. Nothing else is required, as Kirchhoff's I laws are automatically taken care of consistent with the above ibd.
SA
Salena
1 year ago
A) Provide specific values. Also define a parametric diagram that includes equations for Kirchhoffs Laws consistent with the above ibd.
SH
Sharika
1 year ago
D? Seriously? Modelica can definitely handle this kind of nonlinear model. These exam questions are getting a bit silly.
LE
Lenna
1 year ago
A) Provide specific values. Also define a parametric diagram that includes equations for Kirchhoffs Laws consistent with the above ibd.
SH
Sharee
1 year ago
B) Provide specific values. Nothing else is required, as Kirchhoff's I laws are automatically taken care of consistent with the above ibd.
SE
Serina
1 year ago
A) Provide specific values. Also define a parametric diagram that includes equations for Kirchhoffs Laws consistent with the above ibd.
RY
Ryan
1 year ago
C can't be right, there's no way this model is ready as-is. We definitely need to do some more work to get it ready for solving.
NO
Norah
1 year ago
B) Provide specific values Nothing else is required, as Kirchhoff's I laws are automatically taken care of consistent with the above ibd
NA
Na
1 year ago
A can't be right, we definitely need to provide specific values and define equations for Kirchhoffs Laws.
BL
Blondell
1 year ago
C) Nothing - it is ready as-is
LO
Lonny
1 year ago
A) Provide specific values. Also define a parametric diagram that includes equations for Kirchhoffs Laws consistent with the above ibd.
JA
Jamey
1 year ago
Interesting, I was leaning towards B. If Kirchhoff's laws are automatically taken care of, then we shouldn't need to do anything else, right?
ON
Oneida
1 year ago
Hmm, that's an interesting point. I see where you're coming from, but I still think A) is the correct answer based on the requirements in the question.
FL
Flo
2 years ago
I disagree, I believe the answer is B) Provide specific values. Nothing else is required, as Kirchhoff's I laws are automatically taken care of consistent with the above ibd.
IN
In
2 years ago
Hmm, I'd say A is the correct answer. We need to provide specific values and define a parametric diagram with the necessary equations.
LA
Lanie
1 year ago
Definitely, providing specific values and equations is essential for the model to be solved correctly.
LA
Lawana
1 year ago
I think A is the best choice too. It's crucial to have all the necessary information for the model to be ready for solving.
LA
Lashandra
1 year ago
That makes sense. It's important to include equations for Kirchhoff's Laws in the model.
DA
Dallas
1 year ago
I agree, A is the correct answer. We need to provide specific values and define a parametric diagram.
ON
Oneida
2 years ago
I think the answer is A) Provide specific values. Also define a parametric diagram that includes equations for Kirchhoffs Laws consistent with the above ibd.