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pratu043
 3 years ago
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.
pratu043
 3 years ago
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.

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UnkleRhaukus
 3 years ago
Best ResponseYou've already chosen the best response.0impulse is the change in momentum

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

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

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

pratu043
 3 years ago
Best 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.

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

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

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