Which surface can be best described as a radiation shield?
A. the surface which has very high absorptivity
B. the surface which has very high transmissivity
C. the surface which has very high reflectivity
D. none of the above
Answer:C
Which surface can be best described as a radiation shield?
A. the surface which has very high absorptivity B. the surface which has very high transmissivity C. the surface which has very high reflectivity D. none of the above