Question

Question 28. Metal rim is fixed 2 points
to the wooden cart wheel by
(a) heating metal rim
O )
(b) heating wooden wheel
0
(c) cooling metal rim
(d) cooling wooden wheel​

Answer 1

Answer:

Option (a) is correct .

.heating metal rim .

Explanation :-

The metal rim is made slightly smaller than the wooden wheel. On heating, the rim expands and fits onto the wheel. Cold water is then poured over the rim, which contracts and fits tightly onto the wheel .

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