MCQOPTIONS
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| 1. |
When electric current passes through a metallic conductor, its temperature rises. This is due to |
| A. | collisions between conduction electrons and atoms |
| B. | the release of conduction electrons from parent atoms |
| C. | mutual collisions between metal atoms |
| D. | mutual collisions between conducting electrons |
| Answer» B. the release of conduction electrons from parent atoms | |