Author Question: Technician A says that PEFC fuel cells can use hydrogen as fuel. Technician B says that PEM fuel ... (Read 174 times)

nevelica

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Technician A says that PEFC fuel cells can use hydrogen as fuel. Technician B says that PEM fuel cells can use hydrogen as fuel. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

The specific gravity of diesel fuel is measured in what units?
 
  A) Cetane number B) Hydrometer units C) API gravity D) Grade number



Chelseyj.hasty

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Answer to Question 1

C

Answer to Question 2

C



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