| 41. | The cathode was common to both sections of the valve.
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| 42. | Both hot cathode and cold cathode type devices are encountered.
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| 43. | Both hot cathode and cold cathode type devices are encountered.
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| 44. | The early meteorologists had to watch a cathode ray tube.
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| 45. | Some of the ions'kinetic energy is transferred to the cathode.
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| 46. | This happens partially through the ions striking the cathode directly.
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| 47. | Grid bias is most often provided by a cathode resistor.
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| 48. | Water ionizers work by simply siphoning off the water near the cathode.
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| 49. | However, platinum is less active in the cathode oxygen reduction reaction.
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| 50. | The concentration polarization occurs in both the anode and cathode.
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