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An _______________ is an oldest type of machine which removes earth.

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An _______________ is an oldest type of machine which removes earth.

(a) Escalator

(b) Excavator

(c) Elevator

(d) Bulldozer

I have been asked this question by my school principal while I was bunking the class.

The origin of the question is Excavating Equipments in division Construction Equipments of Construction & Building Materials

1 Answer

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Correct answer is (b) Excavator

Easy explanation: Excavator performs it work of moving the earth while the main unit is stationary. The title effort is required to move the dead weight of earth in a vertical plane.

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