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    doomna's Avatar
    doomna Posts: 2, Reputation: 1
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    #1

    May 27, 2014, 09:55 AM
    Average force
    You drive a nail horizontally into a wall, using a 0.52 kg hammerhead. If the hammerhead is moving horizontally at 4.5 m/s and in one blow drives the nail into the wall a distance of 2.9 cm, determine the average force acting on
    (a) the hammerhead
    (b) the nail
    doomna's Avatar
    doomna Posts: 2, Reputation: 1
    New Member
    		  
    #2

    May 27, 2014, 09:56 AM
    You drive a nail horizontally into a wall, using a 0.52 kg hammerhead. If the hammerhead is moving horizontally at 4.5 m/s and in one blow drives the nail into the wall a distance of 2.9 cm, determine the average force acting on
    (a) the hammerhead
    (b) the nail
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #3

    May 27, 2014, 10:00 AM
    Hint: calculate the acceleration of the hammer head, then use F=ma.
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
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    #4

    May 27, 2014, 05:31 PM
    You must have the same homework as "Soonawan786", they asked the identical question!
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