Consider in plane geometry a slab of non-fissionable material with properties D and L and a thickness of a. Assume s\\neutrons/cm2/s enter the slab...

Consider in plane geometry a slab of non-fissionable material with properties Dand L and a thickness of a. Assume s\neutrons/cm2/s enter the slab from the left. Whatfraction of the neutrons willa. Penetrate the slab?b. Be reflected back from the left-hand surface?c. Be absorbed in the slab?