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1. The blackbody radiation emitted from a furnace peaks at a wavelength of 1.4 m. What is the temperature inside the furnace (in K)? 1

1. The blackbody radiation emitted from a furnace peaks at a wavelength of 1.4 m. What is the temperature inside the furnace (in K)?

1 m = 1 x 10^-6 m

2. Car radiators have a lot of surface area to radiate more heat and reduce coolant temperature. If the area of a radiator increases 2.1 times, the power radiated will increase how many times?

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