help me topic " refrigerator door detector"

Discussion in 'The Projects Forum' started by kenichi, Oct 28, 2013.

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  1. kenichi

    Thread Starter New Member

    Oct 28, 2013
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    hi sir can you please help me to design a circuit ...i really need your help as 4 days from today i will be having a presentation of my project...... i want to make a circuit that using a ic555timer ,buzer,led,transistor,and relay if possible.
    i am aiming to make a circuit that can determine whether or not Refrigerator door is closed properly. i want the buzer to produce sound alert & the led to light up whenever if the Refrigerator door is not closed within within a given amount of time preferably minutes.
    is this possible? please help me... please design the circuit for me so that i can learn how a simple circuit can solve this problem
     
  2. MrChips

    Moderator

    Oct 2, 2009
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    Sorry. This goes under Homework.
    You don't learn by having someone do your work for your.
    Give it some effort of your own and come back with questions.
     
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  3. kenichi

    Thread Starter New Member

    Oct 28, 2013
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    thanks for the info mr chip
     
  4. kenichi

    Thread Starter New Member

    Oct 28, 2013
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    do i need to delete this post...? :D i found the homework section..i am gonna post there..
     
  5. MrChips

    Moderator

    Oct 2, 2009
    12,442
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    You don't have to move it. A moderator will do it for you.
     
  6. bertus

    Administrator

    Apr 5, 2008
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