I don’t even know where to start for this problem:
Two lamps are of intensities 40 and 5 candle-power respectively, and are 6 m apart. If the intensity of Illumination, I, at any point is directly proportional to the power of the source and inversely proportional to the square of the distance from the source, find the darkest point on the line joining the two lamps. Read More

I am looking for the pumps for the old rain lamps that used mineral oil that runs down the strings that make it look like rain. Any one know who sells them ? Read More

No 2. High school in YanTai, shangong, China
Wu Xi Light industry institute Read More

I am trying to find distributors in China for refillable lighters but I don’t know where to start? Any ideas? Read More

1) Current price range for HID lamps in China?
2) What percentage of China uses induction lamps?
3) Who holds the initial patent for induction lamps? Read More

I have had a website for a year, and I am looking for help from other people in the retail industry to give me some help. I have been looking to find wholesale NFL merchandise, specifically for the Pittsburgh Steelers, the same stuff which would be sold in JC penney or other stores. Yet I have no Idea where to go to find this merchandise. I have looked on line and all i get is referrals to companies in CHina. I know it can not be this difficult to obtain such wholesale merchandise, but I do not know who the suppliers are. Can anyone assist me??? Post an answer on yahoo, or e-mail me directly if you wish at dadofjalen@yahoo.com Read More

I have a new jewelry store and want to wholesale jewelry from china,But I don’t know how to do,can anybody tell me how can I find good jewelry suppliers?If use search engine,what’s the keywords should I use?Thank you very much. Read More

If you have very little time to spend on Christmas gift buying, I have a cool idea for you. Why waste your time in hopping from one store to another? Time is precious for both of us, so it only makes sense to make the best use of our available time. Here is where I go to buy Christmas gifts: Read More

I am looking for a wholesale supplier whose fashion are produced in China. Read More

I need wholesale electronics. Maybe lots of stuff. Very inexpensive high quality things to sell online and in my store, Thanks Read More