please select the best answer.

select whether the telehandler is stable or unstable based on the lifting scenario:

load weight: 4,000 lbs
horizontal extension: 40 feet
boom angle: 20°

stable
unstable

Question

please select the best answer.

select whether the telehandler is stable or unstable based on the lifting scenario:

load weight: 4,000 lbs
horizontal extension: 40 feet
boom angle: 20°

stable
unstable

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Load Chart Analysis", "Telehandler Stability" ], "current_concepts": [ "Telehandler Safety", "Load Charts", "Load Chart Analysis", "Telehandler Stability" ] } ## Locate the coordinates on the load chart $$ \begin{aligned} &\text{Horizontal Extension} = 40\text{ ft}\ &\text{Boom Angle} = 20^\circ \end{aligned} $$ ## Determine the maximum capacity at this point $$ \begin{aligned} &\text{Intersection of } 40\text{ ft horizontal line and } 20^\circ\text{ arc lies in the zone labeled:}\ &\text{Capacity Zone} = 3,000\text{ lbs } (1,361\text{ kg}) \end{aligned} $$ ## Compare load weight with maximum capacity $$ \begin{aligned} &\text{Load Weight} = 4,000\text{ lbs}\ &\text{Max Capacity} = 3,000\text{ lbs}\ &4,000\text{ lbs} > 3,000\text{ lbs} \implies \text{Unstable} \end{aligned} $$

Stable

Unstable

{ "subject": "Natural Science", "question_type": "Multiple Choice", "knowledge_point": [ "Natural Science", "Others", "Telehandler Safety" ] }

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QUESTION IMAGE

Question

Explanation:

Locate the coordinates on the load chart

Determine the maximum capacity at this point

Compare load weight with maximum capacity

Answer: