A.The mass of a nucleus is proportional to its density
B.The mass of a nucleus is inversely proportional to its density
C.The mass of a nucleus is proportional to its volume
D.The mass of a nucleus is inversely proportional to its volume
A.fuel is being wasted by incomplete combustion
B.the combustion is proceeding effieiently
C.the dry-gas loss is too great
D.the dry-gas loss is negligible
A.the moisture content of the fuel
B.the humidity of air used for combustion
C.the moisture content of the fuel and the jumidity of air used for combustion
D.the water formed by combustion reaction
A.13%
B.above 14%
C.10%
D.6%
A.infinite
B.one
C.less than 1.0
D.zero
A.primary element
B.secondary element
C.manipulating element
D.functioning element
A.zero
B.one time constant
C.two time constant
D.hal time constant
A.quartz tube method
B.bomb method
C.lamp method
D.none of the above
