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pratu043
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The 4 kg head of a sledgehammer is moving at 6 m/s when it strikes a spike driving it into a log. The duration of the impact is 2 ms. Find the time average of the impact force.
 2 years ago
 2 years ago
pratu043 Group Title
The 4 kg head of a sledgehammer is moving at 6 m/s when it strikes a spike driving it into a log. The duration of the impact is 2 ms. Find the time average of the impact force.
 2 years ago
 2 years ago

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UnkleRhaukus Group TitleBest ResponseYou've already chosen the best response.0
impulse is the change in momentum
 2 years ago

pratu043 Group TitleBest ResponseYou've already chosen the best response.1
Yes, but where does impulse come here?
 2 years ago

rajathsbhat Group TitleBest ResponseYou've already chosen the best response.0
It's basic newton's second law. \[F=\frac{m(vu)}{t}\] You know m, v (=0), u and t.
 2 years ago

pratu043 Group TitleBest ResponseYou've already chosen the best response.1
What do you mean by time average of impact force?
 2 years ago

pratu043 Group TitleBest ResponseYou've already chosen the best response.1
@rajathsbhat you have given the way to find the force, but that is not what they are asking here.
 2 years ago

rajathsbhat Group TitleBest ResponseYou've already chosen the best response.0
hmm i just noticed that.....i'm not too sure of what means though...
 2 years ago

rajathsbhat Group TitleBest ResponseYou've already chosen the best response.0
*what it means
 2 years ago

pratu043 Group TitleBest ResponseYou've already chosen the best response.1
Please help, this sum has been frustrating me for hours .... don't even know what it means ...
 2 years ago

Shadowys Group TitleBest ResponseYou've already chosen the best response.0
perhaps it's simply F/t?
 2 years ago
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