16. Certain amount of a gas is enclosed in a discharge tube. The bulb in the arrangement given below canbe made to glow when(a) vacuum is created in the discharge tube.(b) the gas is replaced by the same amount of aneasily ionisable gas.(c) the other gas of low molecular weight isintroduced.(d) the amount of gas in the discharge tube isdecreased.Explain your option in detail.

16. Certain amount of a gas is enclosed in a discharge tube. The bul

1.	16. Certain amount of a gas is enclosed in a discharge tube. The bulb in the arrangement given below canbe made to glow when(a) vacuum is created in the discharge tube.(b) the gas is replaced by the same amount of aneasily ionisable gas.(c) the other gas of low molecular weight isintroduced.(d) the amount of gas in the discharge tube isdecreased.Explain your option in detail.
Answer» the ANSWER should be B because the NEW ionsiable GAS would come in and REPLACE the present gas in it .

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