Nội dung text K-2515 (Paper-III) (Physical Science).pdf
	
		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
 * $  ! # ' "  ;  :) M! #!#,"  #  "!0# /             #  5# #  !0# / 3$    $  $ * 7$  ;) , ## 2 4 $L2  5 2     !# G  # #   #5 !# G ""#4 !#  #, "# 3$ 2 - #   $ 2  #  - $ 2 A- #  A 7$ 2 A #  A- ) # 0# , # !/   "#,#, 3$ 6  /,  $ &"!#/," $ 6#"!#/," 7$ &"!#/,  ') 6, #   0  "  # #, "   , , 8 # C $   ##!     !   # #  #   0 4 "0#! 0/5   ,   0 4" # , ,+ ##  0   ,#"!#,, #! 3$ % # $ * # $   # 7$ ' # () I#  #, "#  2 A2  !# !#$4        /$ # A" 0 $4,  #  , !24 # ) # #"!#,!  #, " 3$               $                $               7$