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ENTRANCE TEST – 2008 Multiple Questions and Answers.
| 41. | The net magnetic field created by the electrons within an atom is due to the field created by their __________ motion. | ||
| A. | Orbital. | ||
| B. | Spin. | ||
| C. | Orbital and Spin. | ||
| D. | Orbital x Spin. | ||
| 42. | At high temperature, the proportion of __________ wavelength radiation increase. | ||
| A. | AM Radio. | ||
| B. | Long Radio. | ||
| C. | Shorter. | ||
| D. | Both A and C | ||
| 43. | In photoelectric effect removal of photons is observed at _________ energies | ||
| A. | Low | ||
| B. | High | ||
| C. | Intermediate | ||
| D. | Both A and C | ||
| 44. | Which device is the most efficient? | ||
| A. | Nuclear reactor | ||
| B. | Storage battery | ||
| C. | Silicon solar cell | ||
| D. | Dry better cell | ||
| 45. | Work done on a body equals change in its __________ energy. | ||
| A. | total | ||
| B. | Potiential | ||
| C. | Kinetic | ||
| D. | All of these | ||
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