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Engineering :: Energy Conversion

171.  The specific gravity of diesel oil is closer to
A. 2.7 B. 1.35
C. 1 D. 0.84
E. 0.35    
172.  Which of the following engine has the highest air-fuel ratio?
A. Gas engine B. Petrol engine
C. Diesel engine D. Gas turbine
E. All above has got nearly same air fuel ratio    
173.  If a diesel engine has a turbochanger, it can be concluded that the engine is
A. Double acting type B. Air cooled type
C. High speed type D. Supercharged type
E. Pressure lubricated    
174.  A tidal power plant is being installed in India near
A. Bay of Bengal B. Vishakhapatnam
C. Cochin D. Goa
E. Gulf of Cambay    
175.  Which of the following domestic utility item consumes maximum power?
A. Exhaust fan B. Refrigerator
C. Cooking range D. Mixer grinder
E. Ceiling fan    
176.  Which of the following domestic utility item consumes least power?
A. Toaster B. Heat convector
C. Desert cooler D. Electric shaver
E. Electric iron    
177.  A 200 MW generator will invariably be
A. Air cooled B. Pressurised air cooled
C. Hydrogen cooled D. Oxygen cooled
E. Nitrogen cooled    
178.  The effect of electric shock on human body depends on
A. Voltage B. Current
C. Duration of contact D. All of the above
E. None of the above    
179.  Death is almost certain when the current through human body is
A. 10 micro-amperes B. 25 micro-amperes
C. 100 micro-amperes D. 10 milli-amperes
E. 100 milli-amperes    
180.  HRC fuses provide best protection against
A. Short circuits B. Ligntning
C. Sparking D. Fire
E. All of the above    

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