Related Questions

A stoichiometric air-fuel ratio is
A Chemically correct mixture
B Lean mixture
C Rich mixture for idling
D Rich mixture for over loads
Stoichiometric quantity of air is the
A Air present in atmosphere at NTP conditions
B Air required for complete combustion of fuel with no excess air
C Air required for optimum combustion so as to have reasonable excess air
D Air required to convert CO into CO2
The reaction in which the rate equation corresponds to a stoichiometric equation, is called a/an __________ reaction.
A Elementary
B Non-elementary
C Parallel
D Autokinetic
Methane is mixed with stoichiometric proportion of oxygen and completely combusted. The number of additional specifications required to determine the product flow rate and composition is
A 0
B 1
C 2
D 3
A and B are in the ratio of 5: 4 , B and C in the ratio of 3 : 2. What is the ratio of A : C ?
A 15
B 16
C 17
D None of these
The ratio of the age of a man and his wife is 4:3. At the time of their marriage the ratio was 5:3 and after 4 years this ratio will become 9:7. How many years ago were they married?
A 12 years
B 6 years
C 3 years
D 2 years
The ratio of boys to girls in class A is 3 to 4 . The ratio of boys to girls in class B is 4 to 5 . If the two classes were combined, the ratio of boys to girls in class B is two less than the number of girls in class A. How many girls are in class A?
A 87
B 11
C 12
D 15
Two different companies, X and Y, have the same number of workers. The ratio of the male workers in company X and the male workers in company Y is 2:1 and the ratio of female workers in both company is 4:5.What is the ratio of female workers to the male workers in Company X?
A 1:2
B 2:3
C 3:4
D 1:5
The ratio between the length and the perimeter of a rectangular plot is 1 : 3 and the ratio between the breadth and perimeter of that plot is 1 : 6 What is the ratio between the length and area of that plot?
A 2 :1
B 1 : 6
C 1 : 8
D Data inadequate
Reza's collection contains US, Indian and British stamps. If the ratio of US to Indian stamps is 5 is to 2 and the ratio of Indian to British stamps is 5 is to 1, what is the ratio of US to British stamps
A 5:1
B 10:5
C 15:2
D 25:2

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