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				| 1. | A wire is plastically deformed bent by supplying a force of 40 N over a distance of 0.8 m. (The force moves in the direction in which the distance is measured). If the wire has a mass of 0.2 kg and a specific heat of 0.5 kJ/kg°C estimate the maximum increase in the average temperature of the wire | 
| A. | 0.03°C | 
| B. | 0.3°C | 
| C. | 3°C | 
| D. | 30°C | 
| Answer» C. 3°C | |