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

Question

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

Quizplus · Accepted Answer

The Answer of 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

A Constant Force of 25 N Is Applied as Shown