somewhat hard physics question?
Given a slab of material that is 1.2 m^2 and 2.4 × 10^-2 m thick,
(a) what is the thermal resistance if the material is asbestos?
(b) What is the thermal resistance if the material is iron?
(c) What is the thermal resistance if the material is copper?
Units in K/W
If you have values for the [...]
PLEASE PLEASE PLEASE HELP about rocks and minerals!!!!!
So I need some rocks, minerals, most minerals are very expensive i want knownw the cheap minerals, please.
Minerals like
Halite
Fluorite
Calcite
Orthoclase
Quartz
Asbestos
Please minerals like these but cheap ones
I need about 9, the cheapest heres a list to get you stated
talc
apatite
topaz
corundum
biolite
limonite
dolomite
graphite
hematite
sulfur
kaolite
all of the ones you listed are cheap… so whats left to [...]
Did you hear that cell phones are worse than smoking and asbestos?
http://www.huffingtonpost.com/2008/03/31/cancer-expert-cell-phone_n_94270.html
We will never really know the truth. As cell phone companies / manufacturers are the ones in charge of setting “SAFE” levels of cell phone radiation. This is like giving prison inmates the keys to the State Penitentiary. And on the other hand you [...]
