science

science

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  1. LmarshallSparks

    UK Why is neutral at 0 volts?

    I’m confused why neutral is at 0v (or close too) in certain situations! TN-C-S system for this example, no borrowed neutrals or faults! A simple lighting circuit! Now I can understand that when the circuit is open neutral would be at 0 volts due to it being connected to the earthing...
  2. Readytorum

    Principles of Science written exam 612

    Hi, Don't judge me but I have just made a right hash of my written exam, practical assessments are all good and all other exams I have sailed through but this one has got the better of me. Been doing as much studying as I can but it just doesn't seem to sink in (trying to retrain the brain at...
  3. joemo360

    NVQ science and principles

    A coil is connected to a 100v a.c with 20ms, and supply current taken by the coil is 6a calculate the frequency (50Hz) the overall impedence (16.6 ohms) inductive reactance and inductance of the coil Calculate the power factor and phase angle of the coil Sketch a wave form of the...
  4. W

    2365 Level 3 Science unit 202 and 302

    Hi, For anyone struggling with science part for 202 and 302 unit I found videos on youtube https://www.youtube.com/c/JoeRobinsonTraining/playlists Hope it helps.
  5. I

    Level 3 2365 science. What the low down.

    Hi ladies, I heard there's some drawing that get you good marks in the written part. Anyone give me advise on what these drawings are so I can focus on this. I also would appreciate any other advise on the online or written, im in the zone, preparation work. Kind regards as always.
  6. N

    Does anyone have science and principles 2365 paper b questions.

    has anyone sat the science and principles 2365 paper b and can remember the questions in it i have seen one for paper A but not be if you do it would be very helpful thank you!
  7. J

    Written science exam unit 302, L3 2365

    Anyone get any good info/resources for learning more on this exam or any previous experience of it?
  8. S

    Electrical science

    A 400v, 3 phase supply is connected to a heater. Calculate line and phase currents for a 3- phase load having resistive elements of 10 ohms when the elements are connected in A. Star B. Delta
  9. Ashley-Joseph

    Electrical science 302

    I have my 2365 level 3 electrical science written test any advice guys. How many questions and pass percentage also what type of questions pages that are useful ?
  10. UKMeterman

    Emergency lighting works at the Science Museum London

    Something is amiss at the Science Museum London, lots of the building have a varity of hired in battery LED lighting and the rest is closed due to urgent maintance... Sounds like they are needing a electrician or two and I suspect they are on a central battery installation.
  11. Loki

    Science written exam......

    Took the Science written exam this morning. Just been told i passed & got a distinction - time to celebrate 50% = pass 65% = merit 80% = distinction
  12. J

    Any advice on getting head aroundPrinciples of science

    hi all, just after a bit of advice. I’ve started level 2 2365 home study, completed all the health and safety which was fine but now started unit 202 and was winding if anyone has any advice when it comes to not being able to get your head around certain things like the mathematic principles
  13. Loki

    Just taken Science online exam

    Hi, As the title says I've just taken the Science Principles online exam & passed. All that studying paid off as I got 39 out of 40 97.5% - A distinction Well chuffed, just got another 10 weeks more to go then the dreaded Science written exam. Time to celebrate
  14. A

    302 principles of electrical science written exam

    Need help with 302 principle of electrical science written exam 2hours
  15. James bishop

    Electrical science 302 C&G help!

    Been doing some mock papers but got stuck on few questions that i even tried to google but they dont specifically dum down the qs/answer. anyway here are the questions i need help on. (Not trying to get you guys to do my homework or anything just some questions i need help on which i can't find...
  16. UKMeterman

    Pylons 1920 style, science museam photos

    Hi, These black and white prints of the installaton of pylons in the 1920s and 1930s has been added to the science museam collection. Volume 1 | Science Museum Group Collection - https://collection.sciencemuseum.org.uk/documents/aa110091902
  17. D

    Help needed on science questions!

    im extremely stuck on this mock exam, the real one is tomorrow so I need to pass, however I'm stuck on these 3 questions, they are simple probably but it's the way it's worded that she gets me. 1.) explain the effect resistance has on current in an ac circuit. 2.) explain what's forms the...
  18. R

    Electrician in awe.

    Electrician in awe of last electrician’s work - http://www.thedailymash.co.uk/news/science-technology/electrician-in-awe-of-last-electricians-work-20161007114965
  19. Spoon

    Horses can communicate with us

    Horses can communicate with us - scientists - BBC News - http://www.bbc.com/news/science-environment-37450952 They have been doing this for years. Just look at Mister ED.
  20. gazdkw82

    understanding maths/electrical science

    I’m at the point in my course where some of the maths isholding me back from progressing. I think it doesn’t help that I don’t know my way around ascientific calculator enough. It’s mainly how to input factors/multipliers, how tostructure some formula calculations etc… Do any of you have...

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