Question

Give reason for the following: (a) iron rims are heated red hot before fixing them on cart wheels (b) A clinical thermometer has a slight bend, in its

Answer 1

Answer:

(a) Iron rims are heated red hot before fixing them on cart wheels. (b) A clinical thermometr has a slight blend, or knik, in its capillary tube. ... a) Iron rims are red hot because they are heated to expand and when u fit them on the wheel cold water is poured over them so that they contract and become tight .

Explanation:

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Answer 2

Answer:

Iron rims are heated red hot before fixing them on cart wheels. (b) A clinical thermometr has a slight blend, or knik, in its capillary tube. ... a) Iron rims are red hot because they are heated to expand and when u fit them on the wheel cold water is poured over them so that they contract and become tight

Explanation: