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12892134
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I am a Western Australian student studying viticulture and oenology. I am doing a unit on mechanisation which is really confusing and I need some help
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Joined: 31-May 04
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Last Seen: 2nd June 2004 - 06:45 AM
Local Time: Oct 7 2008, 12:30 PM
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31 May 2004
I have a really stupid lecturer who can't teach and an assignment due in 6 days. Any help someone could give me, a push in the right direction, not necessarily the answers would really help :)
For low voltage lighting in the reatil section of a winery (6 halogen lights rated at 20W) a 12V supply is to be derived from the mains. 1. Calculate the transformer turns ratio 2. Calculate the load current and supply current 3. what are the pros and cons of using a 12V battery for this application THANKYOU so much I really need any help I can get |
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