A. Lower melting temperature
B. Same melting temperature
C. Same composition
D. Both ‘B’ & ‘C’
Related Mcqs:
- The material used for coating the welding electrode is termed as the___________________?
A. Flux
B. Slag
C. Protective layer
D. Binder - Material of construction of the electrode used in the electric resistance welding is___________________?
A. Stainless steel
B. Graphite
C. Copper
D. Steel - Laser welding is widely employed in the __________________ industries ?
A. Electronic
B. Structural
C. Process
D. Heavy - Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails ?
A. Below the yield point
B. Above the yield point
C. Below the elastic limit
D. At the elastic limit - The _________________ of a double acting reciprocating pump as compared to the single acting pump will be almost double ?
A. Flow output
B. Head developed
C. Overall efficiency
D. Weight - Boiling point of a solution as compared to that of the corresponding solvent is _________________?
A. Less
B. More
C. Same
D. Either more or less; depends upon the solvent - In an amorphous material, atoms defy any definite atomic structure and exist in random pattern just like in liquid. Which of the following is an amorphous material ?
A. Tin
B. Lead
C. Zinc
D. Glass - Normalising does not _____________________ of a metal?
A. Improve machinability & tensile strength
B. Remove internal stresses
C. Refine the structure
D. Remove strains caused by cold working - Normalising does not ______________________ of a metal ?
A. Improve machinability & tensile strength
B. Remove internal stresses
C. Refine the structure
D. Remove strains caused by cold working - In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is_______________?
A. More
B. Less
C. Same
D. Unpredictable; depends on the particular reaction
