Related Questions

How many flowers are there if all of them are roses except two, all of them are tulips except two and all of them are daisies except two?
A 3
B 6
C 9
D 10
How many flowers are there if all of them are roses except two , all of them are tulips except two and all of them are daisies except two?
A 3
B 6
C 9
D 10
Aluminium bronze contains aluminium and copper in the ratio of
A 50 : 50
B 40 : 60
C 60 : 40
D 10 : 90
Duralumin is an alloy of aluminium and copper. Percentage of copper in duralumin is
A 38
B 26
C 16
D 4
The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is
A 50 %
B 60 %
C 100 %
D 150 %
If 2 kg of metal, of which 1/3 is zine and the rest is copper , be mixed with 3 kg of metal, of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
A 17 : 43
B 13 : 42
C 19 : 43
D 15 : 42
If 2 kg of metal, of which 1/3 is zinc and the rest is copper s, be mixed with 3 kg of metal , of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
A 13 : 42
B 19 : 43
C 15 : 42
D 17 : 43
As compared to higher pH values, the contact period required for efficient chlorination at lower pH values is
A Smaller
B Larger
C Same
D None of the above
The machinability of aluminium increases when _________ is added to aluminium.
A Copper
B Magnesium
C Silicon
D Lead and bismuth
If restated, the sentence, that would best replace 'As a conductor of heat and electricity, aluminium exceeds all metals except silver and gold.'
A Silver and gold are exceeded only by Aluminium as conductors of heat and electricity
B With the exception of aluminium, silver and gold are better than any other metal as conductors of heat and electricity
C Silver and gold are better conductors of hear and electricity than aluminium is
D Aluminium is a better conductor of heat and electricity than silver and gold

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