If the pressure above the fuel in the float chamber is equal to the air intake in the air horn, the carburettor is said to be-

A. Mechanical energy into heat energy B. Heat energy into mechanical energy C. Mechanical energy into sound energy D. None of the above

A. Water cooled B. Air cooled C. Oil cooled D. None of these

A. 1 : 4 - 1 : 10 B. 1 : 12 - 1 : 22 C. 3 : 5 - 5 : 10 D. 5: 12 - 5: 22

A. High volume combustion engine B. Low volume combustion engine C. Constant volume combustion engine D. No volume combustion engine