Related Questions

The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by
A TOD > BOD > COD
B TOD > COD > BOD
C BOD > COD > TOD
D COD > BOD > TOD
Purity of coke means that, it is high in carbon and low in
A Volatiles
B Ash
C Iron
D Moisture
A company produces five types of shirts -- A,B,C,D and E-using cloth of three qualities -- high, medium and low , using dyes of three qualities-- high, medium and low. One shirt requires 1.5 m of cloth .The following table gives respectively : The number of shirts (of each category) produced, in thousands. The percentage distribution of cloth quality in each type of shirt, and The percentage distribution of dye quality in each type of shirt. What is the ratio of low quality dye used for C-type shirts to that used for D-type shirts ?
A 2:3
B 1:2
C 2:1
D 3:2
Hot face insulating linings of high purity alumina fused mullite are used, where
A Very high temperatures are involved
B Highly reducing conditions are involved
C Presence of iron or silica is harmful
D All of the above
High purity nitrogen is used in
A Making protective gas (95% N2 + 5% H2) for annealing of cold rolled steel strip coils
B Fire fighting purposes
C Both A & B
D Neither A nor B
A company produces five types of shirts -- A,B,C,D and E-using cloth of three qualities -- high, medium and low , using dyes of three qualities-- high, medium and low. One shirt requires 1.5 m of cloth .The following table gives respectively : The number of shirts (of each category) produced, in thousands. The percentage distribution of cloth quality in each type of shirt, and The percentage distribution of dye quality in each type of shirt. How many meters of low-quality cloth is consumed?
A 40,00 m
B 60,000 m
C 46,500 m
D 22,500 m
With an RS latch a high S and low R sets the output to _____ ; a low S and a high R _____ the output to low.
A No change, set
B Race, high
C high, reset
D set, reset
E None of the above
Authority ----when it is not supported by the moral purity of its user.
A crumbles
B waits
C cmpowers
D pervails
What is the analogy of "Adulterate : Purity"
A relax : liberation
B inform : knowledge
C transfer : recklessness
D mastermind : plot
Authority . . . . . . . when it is not supported by the moral purity of its user.
A waits
B crumbles
C empowers
D prevails

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