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QAIPMT-2008-Ph-2261: NEET 2008 Physics - Class 12 AIPMT-2008-Ph-2261 Solution: A cell can be balanced against 110 cm and 100 cm of…

A cell can be balanced against 110 cm and 100 cm of potentiometer wire respectively with and without being short circuited through a resistance of 10Ω10\Omega. Its internal resistance is 2.0 ohm zero 1.0 ohm 0.5 ohm

Multiple Choice Options

  • A 6.5 ×\times _ 10 −- _ 5 m
  • B 12.4 ×\times _ 10 −- _ 4 m
  • C 9.2 ×\times _ 10 −- _ 4 m
  • D 6.5 ×\times _ 10 −- _ 4 m

Step-by-Step Verified Solution

| v u | = size of image size of object Size of image = | v u | _ Size of object = ( 10 _ 1 1.5 _ 10 11 ) _ ( 1.39 _ 10 9 ) = 9.2 _10 �4 m _ Diameter of the sun�s image = 9.2 _10 �4 m

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