Question

A porter lifts a luggage of 15kg from the ground and puts it on his head 1.5m above the ground. Calculate the work done by him on the luggage?

Answer 1

w=fs. so, it will be 22.5

Answer 2

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A porter lifts a luggage of 15kg from the ground and puts it on his head 1.5m above the ground. Calculate the work done by him on the luggage?

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➦Given : -

• Mass of luggage(m) = 15kg
• Displacement(s) = 1.5m

➦To Find : -

• Work(W) Done = ?

➦On Substituting Values : -

⇒F × s = mg × s

⇒15g × 10m/s-² × 1.5m

⇒225kg m/s-² m

⇒225 N m = 225 J

⇒225 J [Answer]

➙So , the work done bYb him on the luggage is 225 J ..