The intensity rouching the surface of the earth from the sun is about 1.36kw m 2 aasuming be a sphere (of radius 6.96 x 10m) that radiates like a blackbody, estimate (a) the temperature at its surface and the wavelength of its strongest radiation (b) the total power radiated by the sun (the earth-sun distance is 1.5 x 10 m)

Aproduction line at v. j. sugumaran's machine shop has three stations. the first station can process a unit in 7 minutes. the second station has two identical machines, each of which can process a unit in 16 minutes (each unit only needs to be processed on one of the two machines). the third station can process a unit in 10 minutes. ▼ is the bottleneck station, with a bottleneck time of nothing minutes per unit (enter your response as a whole number).