Question

7 Due to which of the following reasons Chromium plating is done on some objects used in everyday life? (i) Chromium is cheaper. (ii) Chromium has a shiny appearance. (iii)Chromium does not corrode. (iv) Chromium resists scratches. (A) (i), (ii), (iii) (B) (ii), (iii), (iv) (C) (i), (iii), (iv) (D) (i), (ii), (iii),(iv)
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Answer 1

Answer:

ANSWER IS

(A) (I),(ii),(iii)

Answer 2

Answer:

ANSWER IS

(A) (I),(ii),(iii)

Explanation: