TS ICET 2015 Question Paper with Solutions for online practice

Question : 81 of 200

Marks: +1, -0

A wheel makes 50 revolutions in covering a distance of 440 metres. The radius (in metres) of the wheel is

Solution:

Distance covered

=(2πr)×n

where, r: radius of the wheel
n : number of revolutions

⇒440=2×22/7r×50

⇒r=7/5=1.4m

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