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  1. ... = 40 milliwatts of power. The Peltier element has an efficiency of about 50%, so your hand warmth would have to generate...

    1 Answers · Science & Mathematics · 23/12/2015

  2. ...power due to the weight of the bread. The initial heat of the element causes a "thermal motor" to pull down...motor allows the toast to rise as the motor cools. My Sunbeam model T20B ...

    3 Answers · Science & Mathematics · 06/05/2015

  3. ...ozone than about anything else. The heat of the bulb will destroy ozone very fast... the bulb after it cools. Be sure to not touch the bulb... to contain the halogen around the element of a halogen bulb.

    4 Answers · Science & Mathematics · 16/08/2014

  4. ... of wattages. A resistor converts electrical energy into heat light and sound energy, in the stove case it will mostly be hest and a little bit of light...

    3 Answers · Science & Mathematics · 29/06/2014

  5. ...conductivity, neighboring areas of the cooking zone stay relatively cool and the heat is transmitted directly to pots and pans." see source...

    1 Answers · Science & Mathematics · 29/05/2014

  6. ...then you decrease efficiency. Using current techniques cooling a fridge into boiling water would make it about 5% efficient and you might use less power just using a heating element.

    5 Answers · Science & Mathematics · 16/04/2014

  7. ...cant get hot enough to set fire. What you do for that is use a heating element (for example a 200W resistor) on a liquid cooled heat sink. then a small pump and tubes. The only problem is...

    3 Answers · Science & Mathematics · 08/02/2014

  8. ... as a heat pump, the module utilizes the Peltier effect to move heat and is called a thermoelectric cooler (TEC). I've heard efficiencies of 15% quoted...

    1 Answers · Science & Mathematics · 02/02/2014

  9. ...sensor and display for a sensor attached to a "dummy part" which would heat/cool more slowly than the air. I think there should be an indicator to show whether the...

    1 Answers · Science & Mathematics · 01/01/2014

  10. Not really sure about the differences in expansion of a solid metal rod and a pipe. Read the instruction manual and see what it suggests. I used to work in a bakery, we used mineral oil to lubricate the dough cutting machine. You might try...

    4 Answers · Science & Mathematics · 02/01/2014

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