RADIATION STEFEN S LAW AND WEIN S LAW A metallic sphere having radius 0 08...

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RADIATION STEFEN S LAW AND WEIN S LAW A metallic sphere having radius 0 08 m and mass m 10kg is heated to a temperature of 227 C and suspended insic a box whose walls are at a temperature of 27 C The maximum rate at which its temperature will fall is Take e 1 Stefan s constant o 5 8 x 10 Wm K and specific heat of the metal s 90 cal kg deg J 4 2 Joule Calorie 1 055 C sec Atalay So the for wha 4 0 03 C sec BC 2 066 C sec 3 044 C sec

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