Question 18. work done? (1 Viewer)

[barker25]

does anyone know how to answer the question? i know you have to use

W = Fs

but how do you work out the new force required for the larger displacement?

can anyone help? or is this just a bullshiz question that no one can do (no one seemed to able to do it at killara...)

 

[XcarvengerX]

Go here for 2006 HSC discussion:
http://community.boredofstudies.org/686/physics/

For your question, the topic is here:
http://community.boredofstudies.org/686/physics/125656/question-16-a.html