MCQOPTIONS
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MCQOPTIONS
| 1. |
A car uses total energy of 2500 J and the output is 750 J. The efficiency of the car is |
| A. | 0.3 |
| B. | 0.5 |
| C. | 0.8 |
| D. | 0.25 |
| Answer» B. 0.5 | |