The cathode in the Coolidge tube is made of which of the following elements? Options: A . &nbspQuartz B . &nbspIron C . &nbspTungsten D . &nbspBarium

The cathode in the Coolidge tube is made of which of the following elements?

Question

The cathode in the Coolidge tube is made of which of the following elements?

Options:

A . Quartz

B . Iron

C . Tungsten

D . Barium

Answer: Option C
Answer: (c).Tungsten

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