Question detail
A force of 50 N is applied to move an object a distance of 4 m along the line of action of the force. Calculate the work done on the object Explain your answer using Work done by a force and work done.
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
Question
Type
exam_style
Style
Topic
Work done and energy transfer
Question
A force of 50 N is applied to move an object a distance of 4 m along the line of action of the force. Calculate the work done on the object Explain your answer using Work done by a force and work done.
Answer
200 J
Explanation
A strong answer should address calculate work done from force and distance directly. Use the context of Work done by a force within Work done and energy transfer, then state the relevant forces or motion reasoning with units where needed. The answer is correct when it names the key physics quantity, keeps distance and displacement distinct, and links the conclusion back to the approved learning objective.
Common mistake
Confusing Work Done and Energy Transferred
Students often confuse work done with energy transferred, thinking they are the same concept.
Remember that work done is specifically the energy transferred when a force moves an object through a distance. Focus on the equation W = F x s to clarify this distinction.
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