Recent content by Kieranlavelle

  1. K

    Does Slope Affect Car Stopping Distance?

    Sorry if I explained this poorly, my brother says the stopping distance is longer on the hill and the only thing that changes is the gradient of the slope and the question only accounts for the breaking force and not the friction of the tyres. if you want to know how basic this question is it...
  2. K

    Does Slope Affect Car Stopping Distance?

    I am well aware of the component of the weight down the slope but for some reason still placed the same distance as my answer.
  3. K

    Does Slope Affect Car Stopping Distance?

    Homework Statement A car is moving along a flat road at a constant 18ms^-1 it then applies the breaks with a force of 3600N If this car is then moving down a hill at 18ms^-1 the same breaking force is applied is the cars stopping distance larger or smaller or the same? Homework...
  4. K

    How can I prevent my soldering iron from turning black and smoking?

    can you leave it one for a while without it turning black near the tip?
  5. K

    How can I prevent my soldering iron from turning black and smoking?

    Hi guys, I bought a soldering iron the other day and I was doing some soldering for quite a while (It was one maybe 10-15 mins) and then the metal before the tip started to turn black and smoke was coming out of it, Is there anyway to prevent this as let's face it, it's a lot less than ideal...
  6. K

    Where can I find a Potentiometer Panel-mount, single-turn, 2K linear

    Right then I may have found the right one, would this work for example in the image? http://www.ebay.co.uk/itm/POTENTIOMETER-POT-SWITCH-B2K-2K-LINEAR-15MM-SHAFT-TYPE-/200707495463?pt=UK_BOI_Electrical_Components_Supplies_ET&hash=item2ebb195627#ht_500wt_949...
  7. K

    Why Do Some People Freeze Their Weights Before Exercising?

    I would lean more towards this idea as well as he also refuses to say why so it would seem quite probable that he does not want to sound "silly" by saying it makes him work better.
  8. K

    Why Do Some People Freeze Their Weights Before Exercising?

    Well I have happened to notice that people often drop weights when the amount becomes overwhelming I suppose but highly doubt it could be something to do with how much then bounce if he drops them as he may not want them landing on his toe as if they where warmer I think the particles inside the...
  9. K

    Where can I find a Potentiometer Panel-mount, single-turn, 2K linear

    Thanks, I hate to say this but I'm a bit of an ammature will that do the same job as the one I described above and do you know any site from a UK seller where I could get the same kind of thing. Thank you.
  10. K

    Where can I find a Potentiometer Panel-mount, single-turn, 2K linear

    Hi guys I live in the UK and I was wondering if any of you knew a place where I could get hold of a Potentiometer Panel-mount, single-turn, 2K linear, 0.1 min. And it need be no more than 0.5w. The reason for this is because I can't find one on the internet in the UK without excessive postage...
  11. K

    Movement of a magnet due to repulsion (help)

    Ok thanks for your help I appreciate it.
  12. K

    Movement of a magnet due to repulsion (help)

    Basically I was wondering if I was to place a magnet inside a tube sealed at both ends via two magnets (as the diagram shows) would the magnet keep on moving up and down or would it find a resting place. I think it would find a resting place but then I also thought there will also be gravity...
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