The thermal conductivity of brick is 1.7 W m^(-1) K^(-1), and that of cement is 2.9 W m^(-1) K^(-1).What thickness of cement will have same insulation as the brick of thickness 20 cm.
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5. I eat 5. I eat a mango.10. There are …………. first person pronouns.
(A) 1 (B) 2 (C) 3 (D) 4
11. There are ……………… second person pronouns.
(A) 1 (B) 2 (C) 3 (D) 4
12. There are ……………. third person pronouns.
(A) 1 (B) 2 (C) 3 (D) 4
13. An adjective can add something special to a noun and a …………….. .
(A) pronoun (B) preposition (C) verb (D) interjection
14. Pronoun comes instead of a …………………… .
(A)adjective (B) pronoun (C) noun (D) verb
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