Plotting Kinetic Energy of Mass Against Time and Distance

[martin riddell]

hello i new to this fourm and have come across this question that i need help with.
When calculating the total energy used in acceleration do i need to calculate the Fi to find Ff and then use Ff in the W=fxs equation please help

 

[Simon Bridge]

Welcome to PF;

When calculating the total energy used in acceleration do i need to calculate the Fi to find Ff and then use Ff in the W=fxs equation please help

If you know Fi and you need Ff, and you have enough other information, then fersure. Always use what you know.
Reread post #26 and review the thread.