: Two spheres P and Q of the same colour Kaving radii 8 cm and 2 cm are kept at temperature 127°C and 527°C respectively. The ratio of energy radiated by P and Q in the same time is

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: Two spheres P and Q of the same colour
having radii 8 cm and 2 cm are kept at
temperature 127°C and 527°C respectively. The
ratio of energy radiated by P and Q in the same
time is
Transcribed Image Text:: Two spheres P and Q of the same colour having radii 8 cm and 2 cm are kept at temperature 127°C and 527°C respectively. The ratio of energy radiated by P and Q in the same time is
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