A Constant Force of 25 N Is Applied as Shown

question 71

Multiple Choice

A constant force of 25 N is applied as shown to a block which undergoes a displacement of 7.5 m to the right along a frictionless surface while the force acts. What is the work done by the force?

• A)zero joules
• B)+94 J
• C)-94 J
• D)+160 J
• E)-160 J

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