felicityhanson3791 felicityhanson3791
  • 28-01-2024
  • Mathematics
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A spherical black body of radius 12 cm radiates 450 watts at 500 Kelvin. If the radius is halved and the temperature is doubled, the power radiated in watts should be:
a) 1800
b) 900
c) 450
d) 225

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