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UNIT 1
| Question | Answer |
|---|---|
| XRAY IS FORM OF | ELECTROMAGNETIC ENERGY |
| WHO DISCOVERED XRAY | WILHELM CONRAD ROENTEGEN |
| WHEN WAS XARY DISCOVERED | NOVEMBER 8 1895 |
| WHAT WAS USED TO DISCOVERED XRAY | CROOKS TUBE |
| WHEN TUBE WAS ENERGIZED HE NOTICED | FLUORESCENCE OF BARIUM PLATINOCYANIDE |
| WHEN WAS 1ST NOBEL PRICE FOR IN PHYS | 1901 |
| XRAYS HAVE DUAL NATURE BEHAVE LIKE | PARTICLES OR WAVES |
| WAVES HAVE | WAVELENGTH AND FREQUENCY |
| ENERGY IS | PHOTONS OR QUANTUM |
| WAVELENGTH IS | DISTANCE FROM ONE PEAK TO ANOTHER |
| FREQUENCY IS | NUMBER OF WAVES |
| VELOCITY IS | WAVELENGHT AND FREQUENCY |
| IF ENERGY INCREASE | WAVELENGHT INCREASES |
| HIGH ENERGY | HIGHER FREQUENCY AND SHORT WAVELENGHT |
| PHOTON ENERGY AND FREQUENCY ARE | DIRECTLY RELATED |
| PHOTON ENERGY AND WAVELENGHT ARE | INVERSELY RELATED |
| LOW ENERGY | LOW FREQUENCY AND LONG WAVELENGHT |
| ANODE | POSITIVE |
| FOCAL SPOT | WHERE ELECTRONS HIT ANODE |