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QUESTION
The Efficiency of an Engine An approximate equation for the efficiency E (in percent) of an engine is: E=100(11R25) where R is the compression ratio....
The Efficiency of an Engine
An approximate equation for the efficiency E (in percent) of an engine is:
E=100⋅(1−1R25)
where R is the compression ratio. Find R if E=43.24. Round the answer to two decimal places.
