You are provided with the following materials:
(i) Magnifying glass
(ii) Mirror
(iii) Stainless steel plate
(iv) Glass tumbler
Which of the above materials will you identify as transparent?
(a) (i) and (ii) (b) (i) and (iii) (c) (i) and (iv) (d) (iii) and (iv)
Question 4
Boojho found a bag containing the following materials:
(i) Mirror
(ii) Paper stained with oil
(iii) Magnet
(iv) Glass spectacles
Help Boojho in finding out the material(s) which is/are opaque.
(a) Only (i) (b) Only (iv) (c) (i) and (iii) (d) (i) and (iv)