Two spheres of the same material have radii 1m and 4m and temperatures 4000K and 2000K respectively. The energy radiated per second by the first sphere is greater than that by the second.

Two spheres of the same materical have radii 1m and 4m nad temperature 4000K and 2000K respectively The energy radiated per second by the first sphere is .

Two spheres of the same material have radii 1m and 4m and temperature 4000Kand 2000K respectively.The energy radiated per second by the first sphere is:

Two spheres of same material have radii 1 m and 4m and temperature 4000K and 2000K respectively. The energy radiated per second by the first sphere is

Two spheres of the same materials have radii 1 m and 4 m and temperatures 4000 K and 2000 K resectively the energy radiated per second by the first sphere is

Two spheres of same material have radius 1 m and 4 m and temperature 4000 K and 2000 K respectively. The energy radiated per second by the first sphere is

Two spheres of same material have radius 1 m and 4 m and temperature 4000 K and 2000 K respectively. The energy radiated per second by the first sphere is

Two spheres of the same material have radii 1m and 4m and temperatures 4000K and 2000K respectively. The ratio of the energy radiated per second by the first sphere to that by the second is

Two spheres of the same material have radii 1m and 4m and temperatures 4000K and 2000K respectively. The ratio of the energy radiated per second by the first sphere to that by the second is

Two spheres of the same material have radii 1m and 4m and temperatures 4000K and 2000K respectively. The ratio of the energy radiated per second by the first sphere to that by the second is

Two spheres of the same material have radii 1 m and 4 m and temperature 4000 K and 2000 K respectively. Ratio of the energy radiated per second by the first sphere to that by the second is . . . . . .