A porter lifts luggage with a force of 1N and puts it on his head . He covers a distance of 2m along the luggage . Calculate the work done?

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Solution

Hi,

Work done (W) is given by

W = Fdcosθ

If angle between force and displacement is 90^ₒ, then work done is zero. In the above case, angle between force applied by porter and displacement is 90^ₒ. So, work done by the porter will be zero.

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A porter lifts luggage with a force of 1N and puts it on his head . He covers a distance of 2m along the luggage . Calculate the work done?

Hi, Work done (W) is given by W = ​Fdcosθ If angle between force and displacement is 90ₒ, then work done is zero. In the above case, angle between force applied by porter and displacement is 90ₒ. So, work done by the porter will be zero.

Hi,

Work done (W) is given by

W = Fdcosθ

If angle between force and displacement is 90^ₒ, then work done is zero. In the above case, angle between force applied by porter and displacement is 90^ₒ. So, work done by the porter will be zero.