MCQOPTIONS
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MCQOPTIONS
| 1. |
Which one of the following has the largest energy content? |
| A. | 103 photons of wavelength 2pm (?-rays). |
| B. | 102 photons of wavelength 1nm (x-rays). |
| C. | 106 photons of wavelength 50?m (infrared). |
| D. | 106 photons of wavelength 200nm (UV). |
| Answer» B. 102 photons of wavelength 1nm (x-rays). | |