The radii of two spheres of same material are Im and 4m, their temper-atures are 4000K and 2000K respectively. The ratio of amounts of heat emitted by them in a given time interval will be

The radii of two spheres of same material are Im and 4m, their temper-

1.	The radii of two spheres of same material are Im and 4m, their temper-atures are 4000K and 2000K respectively. The ratio of amounts of heat emitted by them in a given time interval will be
Answer» `1: 4` `1:2` `1: 1` `2: 1` ANSWER :C