A) To transport workers B) To lift heavy materials C) To provide electricity D) To secure building foundations
A) Thermodynamics B) Kinematics C) Momentum D) Leverage
A) Counterweight B) Hook C) Jib D) Base
A) Crawler crane B) Tower crane C) Mobile crane D) Overhead crane
A) Speed of operation B) Weight of the counterweights C) Height of the crane D) Distance from the tower to the load
A) Using a clamp B) Using a hook C) Using a winch D) Using a belt
A) Disassembling B) Climbing C) Rolling D) Floating
A) Electricity B) Solar power C) Wind power D) Hydraulic fluid |