Radiation of Intensity 1 $^{\circ}$ About an Axis Perpendicular to the Incoming Light

Radiation of intensity 1.00 kW/m² is incident on an area perpendicular to the incoming light.The area is now rotated 20 $^{\circ}$ about an axis perpendicular to the incoming light.What is the resulting power per unit area now reaching the surface?

A) 1.00 kW/m²
B) 0.940 kW/m²
C) 0.880 kW/m²
D) 0.800 kW/m²
E) 0.340 kW/m²

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free