Question

Metal rim is made slightly smaller than the wooden wheel . Why ?​

Answer 1

Answer:

Metal Rim of wooden wheel is made smaller in size because, when it is heated it expands and becomes bigger than the Wooden Wheel. when this expanded Metal Rim is put over the Wooden Wheel and Cold Water is poured over it, The Metal Rim has a Tight Fitting.

Explanation:

Metal Rim of wooden wheel is made smaller in size because, when it is heated it expands and becomes bigger than the Wooden Wheel. when this expanded Metal Rim is put over the Wooden Wheel and Cold Water is poured over it, The Metal Rim has a Tight Fitting.