The Sun Radiates About 3 $\times$ 10²⁶ W of Power $\times$ 10¹¹ M

Multiple Choice

The Sun radiates about 3.83 $\times$ 10²⁶ W of power.How large should a perfectly reflecting solar sail be on a space ship of mass 50 kg to provide an acceleration of 10^-4 m/s² at the Earth's orbit? The radius of Earth's orbit is 1.50 $\times$ 10¹¹ m.

A) 550 m²
B) 625 m²
C) 1100 m²
D) 2500 m²
E) None of these is correct.