Consider a 1m high and 2m wide solar collector that is tilted at an angle θ form the horizontal. the back side of the absorber is heavily insulated. the absorber plate and the glass cover, which are spaced 2.5 cm from each other, are maintained at temperatures of 80°c and 40°c, respectively. determine the nusselt number from the absorber plate by natural convection for θ=90

explanation:

i don't understand really? can u provide more information

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answer:

i lost in getting someone back.

i learned that people are really two-faced and no matter how angelic someone appears they always have a devil side and that you cant trust anyone anymore no matter how dear they are to you.

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answer:

d. attempt to find the owner, then leave your information if you cannot find them.

explanation:

d. represents both (b) and (c).

more logical as well.

b and c are to complicated.

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answer:

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explanation: