MCQOPTIONS
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				| 1. | 
                                    The residual resistivity of a binary alloy at 0 K is | 
                            
| A. | sum of residual resistivities of component metals | 
| B. | difference of residual resistivities of component metals | 
| C. | product of residual resistivities of component metals | 
| D. | dependent on the concentration of minor component in the alloy | 
| Answer» E. | |