Give reason -

The rear wheels of a tractor are broad .

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Solution

Pressure exerted by an object is inversely proportional to its surface area. So, tractors have broader tires so that the pressure exerted by them on soft soil (typical for farmlands) is comparatively less and they do not sink in as they are very heavy indeed.

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Q. Question 2
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Give reason - The rear wheels of a tractor are broad .

Pressure exerted by an object is inversely proportional to its surface area. So, tractors have broader tires so that the pressure exerted by them on soft soil (typical for farmlands) is comparatively less and they do not sink in as they are very heavy indeed.

Give reason -

The rear wheels of a tractor are broad .