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Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the basic components of a crane's lifting mechanism?
💡 Hint: Think about the parts that make lifting possible.
Question 2
Easy
Name one type of motion that a crane can perform.
💡 Hint: Consider the action of lifting a load.
Practice 4 more questions and get performance evaluation
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary function of a crane's winch?
💡 Hint: Think about what a crane does at construction sites.
Question 2
True or False: The operating radius increases when the angle of the boom is decreased.
💡 Hint: Visualize the crane and how angles change its reach.
Solve 1 more question and get performance evaluation
Push your limits with challenges.
Question 1
A crane has a weight of 10,000 kg, with counterweights of 5,000 kg and lifts a load of 8,000 kg at an operating radius of 12 m. Calculate the stability of the crane based on the overturning and stabilizing moments.
💡 Hint: Use the formula: Load Moment (overturning) vs. Weight Moment (stabilizing).
Question 2
If a lattice boom crane can load 1,200 kg but weighs 600 kg, what will be the operational limits for using this crane at greater distances from its base?
💡 Hint: As the radius increases, consider how weight distribution affects tipping.
Challenge and get performance evaluation