Question

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Answer 1

Explanation:

Answer is (d) since on heating glass y it will expand which will allow glass x to have space and get out

Answer 2

answer:

d) pouring hot water over glass y

Explanation:

fill the top glass with a little ice, and then put the bottom glass into a sink or bowl of warm water. Give it a second or two to work, and the difference in temperatures between the two will cause the bottom one to expand a little and the top one to contract a little.