Given the following resistance diagram. What happens if the emissivity of surface 1 (epsilon 1) =...
1.0 3) A diffuse surface at T = 1200K.has the spectral, hemispherical emissivity illustrated. Determine the following: o. E2 00 2. = 2 um 12 = 5 um 3 a. the total, hemispherical emissivity is a = (+0.001) E1 0.4 b. the total emissive power is E = kW/m² (+ 0.1%) 0 0 2 5 2. (um)
1.0 A diffuse surface at T = (9400) K. has the spectral, hemispherical emissivity illustrated. Determine the following: E2 0.8 2. = 2 um 12 = 5 um a. the total, hemispherical emissivity is ε = (+0.001) E, () E1 0.4 b. the total emissive power is E = kW/m² (+0.1%) 0 2 5 (um)
1.0 A diffuse surface at T = (2200) K. has the spectral, hemispherical emissivity illustrated. Determine the following: 0.8 21 = 2 pm 12 = 5 um a. the total, hemispherical emissivity is ε = (+0.001) E, () E1 0.4 b. the total emissive power is E = kW/m² (+ 0.1%) 0 2 5 (um)
Given the spectral emissivity of the aluminum oxide-coated surface shown in the figure, ge vity and the eimisive powver at 1255K. 10.8 1.0 0.98 0.9 0.8 0.78 Step function approximation 0.7 0.6 0.56 Spectral emissivity 0.5 m 0.4 0 2 4 6 8 10 12 14 16 18 20 Given the spectral emissivity of the aluminum oxide-coated surface shown in the figure, ge vity and the eimisive powver at 1255K. 10.8 1.0 0.98 0.9 0.8 0.78 Step function approximation 0.7...
5. Using a surface integral calculation, find the current (in Amps) in a circular wire given a current density of)s 15(1-e-1000r)ez Amps/㎡ . That is, J has a magnitude of 15(1-e-1000r)as it is a function of distance r from the center to the outer surface. J points in the z direction. Draw the wire in a diagram with the cylindrical coordinate system and solve for I using a double integral. Hint- what is the surface area of the end of...
Assume all the surfaces given in the following figure having an emissivity- 0.20The surfaces are maintained at uniform temperatures as indicated on the figure. If IW-4M determine i The view factor of surface 1 on surface 3, Fi ii The net rate of radiation heat transfer between surface 1 and 3, Qn I" T,-300 K 4m T,-400 K 3 m T- 500K 2 m Assume all the surfaces given in the following figure having an emissivity- 0.20The surfaces are maintained...
Question 18 What is the value of equivalent resistance in the given diagram? R, RO 15 0 40 А Vo = Rs = 10 12 100 V R. 30 22 00 w 1.57.4 ohm 2. 52.25 ohm 3. 65 ohm 4.50 ohm
3y+ 6z = 11 on the surface 22y2522 = 1 4. Find the closest point to 5. Find the smallest value of r22y2322 if Minimum is at the point , ,9) y + 3z = 4 6. Find the extremes of the following functions over the region R:the triangle (0,0), (1,0) and (1, (a) f(x, y) 3x2+4 Min: 0 at (0,0), Max: 7 at (1,1 (b) f(r, y) = V + Min: 0 at (0,0), Max: 2 at (1,1) (c)...
Label and define what happens in each part of the following diagram Choose either innate or acquired Immunity and give at least 3 examples of how they protect our bodies from the flu virus. BIVA-AI E E 3 1 1 X XE - V TT12pt Paragraph -
What happens to the surface area when you double the size of the cell (1 cm to 2 cm cell)? (2 points) What happens to the volume when you double the size of the cell (1 cm to 2 cm cell)? (2 points)