Question

37. Following are perfect numbers-
(A) 6
(B) 28
(C) Both 6 and 28
(D) None of the above​

Answer 1

Answer:

Galvanisation is a method of protecting steel and iron from rusting by coating them with a thin layer of zinc. The galvanised article is protected against rusting even if the zinc coating is brokenGalvanisation is a method of protecting steel and iron from rusting by coating them with a thin layer of zinc. The galvanised article is protected against rusting even if the zinc coating is broken

Answer 2

Answer:

• d) none of the above bnjk