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anonymous
 one year ago
If you gave the system an initial velocity different from zero, how would this affect the accekeratyion?
anonymous
 one year ago
If you gave the system an initial velocity different from zero, how would this affect the accekeratyion?

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0no here is the qurstion If you have a heat engine with a hot reservoir of 515°C and a cold reservoir of 190°C, what is the thermal efficiency of the system?

Photon336
 one year ago
Best ResponseYou've already chosen the best response.1@marieeeee did they give you any more information for this question? \[a = \frac{ V _{2}V _{1} }{ t _{2}t_{1} }\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[v=u+at\] where v is your final velocity, u is initial velocity, t is time and a is acceleration Other equations relating a and u are \[s=ut+\frac{1}{2}at^2\] \[v^2u^2=2as\] s is displacement

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0You can clearly compare how acceleration changes when u is 0 or u has some value using any equation
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