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a screwdriver driving in a screw is a wheel and axle. The handle is the wheel and the metal shaft is the axle. If the radius of the handle is 1.6 cm nd the shaft is 0.2 cm what is the IMA

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Answer:

8

Explanation:

IMA of Wheel and Axle :

IMA = Radius of wheel / Radius of axle

Radius of wheel, radius of handle, R = 1.6 cm

Radius of axle, radius of shaft, r = 0.2 cm

IMA = Radius of wheel / Radius of axle

IMA = 1.6 / 0.2

IMA = 8

Hence, the ideal mechanical advantage is 8

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