TS PSC Group 1 Services Prelims 2011 Paper
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Question : 187 of 200
Marks:
+1,
-0
Which one of the following is correctly matched?
| A) | Dempster's mass spectrograph | - | Masses of isotopes |
| B) | Cathode ray oscilloscope | - | Masses of atom |
| C) | Coolidge tube | - | Solar spectrum |
| D) | Cyclotron | - | Thermal conductivity |
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