7. The system shown below includes a block and spring on an inclined plane. Answer the following questions. a. If we are interested in analyzing this system using conservation of energy, what assumptions would we have to validate before we could begin the analysis? Justify your response. k = 50 lb/ft 1.5 ft 3 ft b. If we later found out that this system was only 87% efficient, what would that say about our decision to use conservation of energy? Justify your response.

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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7. The system shown below includes a block and spring on an inclined plane. Answer the following
questions.
a. If we are interested in analyzing this system using conservation
of energy, what assumptions would we have to validate before
we could begin the analysis? Justify your response.
k = 50 lb/ft
LISH
3 ft
b. If we later found out that this system was only 87% efficient, what would that say about our decision to
use conservation of energy? Justify your response.
Transcribed Image Text:7. The system shown below includes a block and spring on an inclined plane. Answer the following questions. a. If we are interested in analyzing this system using conservation of energy, what assumptions would we have to validate before we could begin the analysis? Justify your response. k = 50 lb/ft LISH 3 ft b. If we later found out that this system was only 87% efficient, what would that say about our decision to use conservation of energy? Justify your response.
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