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In the production of cathod rays …

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In the production of cathod rays a glass discharge tube is taken with low pressure gas in it But a vacuum pump is also fitted Why??? It will blow out all the gas from the tube

    • Posted by Badal Chaudhary 7 years, 2 months ago

    CBSE > Class 11 > Chemistry
    • 2 answers

    Badal Chaudhary 7 years ago

    Better ask google... ? ?

    0Thank You

    Soojal Bhardwaj 7 years, 2 months ago

    Which gas has lower pressure than atmospheric pressure????

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