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A ______________ consist of horizontal platform which is moved upward and downward by a powered winch between vertical guides.(a) Pulley block(b) Hoists(c) Elevator(d) ConveyorI have been asked this question in a national level competition.My doubt is from Conveying Equipment topic in portion Construction Equipments of Construction & Building Materials |
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Answer» Right choice is (b) HOISTS |
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