Related Questions

100 kg of solution A is mixed with 60 kg of solution B . If solution A has tin and copper in the ratio 1: 4 and solution B has lead and tin in the ratio 3 :2 then what is the amount of tin in the new solution?
A 70 kg
B 36 kg
C 44 kg
D 56 kg
Solution X contains 7% (by weight) of liquid M and solution Y contains 14.5% (by weight) of liquid M. If 3 grams of solution X is mixed with 2 grams of solution Y, then liquid M accounts for what percent of the weight of the resulting solution?
A 6.09%
B 10%
C 10.75%
D 21.5%
Solution X is 10% percent alcohol by volume, and solution Y is 30 percent alcohol by volume. How many milliliters of solution Y must be added to 200 milliliters of solution X to create a solution that is 25 percent alcohol by volume?
A 600
B 800
C 300
D 250
E None of these
If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called
A Balanced beam
B Under reinforced beam
C Over reinforced beam
D None of the above
In a D.C. generator the magnetic neutral axis coincides with the geometrical neutral axis, when
A There is no load on the generator
B The generator runs on full load
C The generator runs on overload
D The generator runs on designed speed
In case of an under-reinforced beam, the depth of actual neutral axis is __________ that of the critical neutral axis.
A Same as
B Less than
C Greater than
D None of these
A shopkeeper combined X liters of a solution containing 10% of certain material Q, with 10 liters of another solution that contained 2% of that materiale Q, to produce Z liters of a solution that had 5% of Q. What is the value of X?
A 5 liters
B 6 liters
C 7 liters
D 8 liters
In what ratio should a 20% methyl alcohol solution be mixed with a 50% methyl alcohol solution so that the resultant solution has 40% methyl alcohol in it?
A 1 : 2
B 2 : 1
C 1 : 3
D 3 : 1
In transportation model of O R once an initial solution has been found, the next step is to test that solution for optimality. The methods widely used for testing the solution are:
A Stepping Stone Method
B Modified Distribution Method
C Both of the above
D Slack variable method
E None of the above
In a neutral solution
A H+ ions are absent
B OH- ions are absent
C Both H+ and OH- ions are present in very small but equal concentration
D None of these

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