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Last module

now this is my final module, i have three question a cannot answer

click the link to get a pic of what i have done for this perticular question, i'm stuck at the last line i wrote.

http://images.cardomain.com/member_images/5/web/557000-557999/557901_30_full.jpg

another quetion asks
a soap company tries to sell me a specialty spot remover, it says it can convert natural UV light therefore it looks whiter than white, whats the process does it go through?
what i have is not much and its probably wrong

another question is,
explain why DC system can not use an effecient stepped up voltage for long distance transmission? never mind i just answered this question.

thx guys
 
Last edited by a moderator:
i'm finish all of it, thx anyways, i was able to find the answer elsewhere, or on my own
 

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