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
Tin coating on metals is not done by
A Spraying
B Powder metallurgy
C Hot dipping
D Electro-deposition
e-TIN 46-(e-TIN was introduced in -)
A 2020
B 2003
C 1992
D 2013
Tin base and lead base alloys are used for bearing materials. Tin compared to lead has lower
A Price
B Corrosion resistance
C Thermal conductivity
D Abundant availability
Among the tin containing alloys, __________ consumes the maximum amount of tin.
A Solder
B White metal
C Pewter matal
D Bronzes
Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is
A Reduced preferentially
B Cheaper
C Oxidised preferentially
D Lighter
Galvanising (i.e., zinc coating) of steel sheets is done to
A Prevent its rusting by contact with corrosive atmosphere
B Protect the base metal by cathodic protection
C Both A & B
D Neither A nor B
Food cans are coated with tin and not with zinc because
A Zinc is costlier than tin
B Zinc has a higher melting point than tin
C Zinc is more reactive than tin
D Zinc is less reactive than tin
Which of the following alloys does not contain tin?
A White metal
B Solder admiralty
C Fusible metal
D Phosphor bronze
Which of the following is not an alloy of tin?
A White-bearing metal
B Pewter type metal
C Soft solder
D German silver

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