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ENTRANCE TEST – 2015 :: Discussion
| 3. | In X-ray tube, electrons after being accelerated through velocity ‘v’ strike the target, then the wavelength of emitted X-rays is: | |
| A. | Not greater than hc/ eV | |
| B. | Not less than hc/ eV | |
| C. | Equal to the h /mV | |
| D. | Equal to hc/ eV | |
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