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QAIPM-2012-Ph-1733: NEET 2012 Physics - Class 12 AIPM-2012-Ph-1733 Solution: Transfer characteristics [output voltage (\(V_0\)) vs input…
Transfer characteristics [output voltage () vs input voltage ()] for a base biased transistor in CE configuration is as shown in the figure. For using transistor as a switch it is used in region III both in region (I) and (III) in region II in region I
Multiple Choice Options
- A equal to that of glass
- B less than one
- C greater than that of glass
- D less than that of glass
Step-by-Step Verified Solution
According to lens maker's formula
1 f = ( _ g _ L _ 1 ) ( 1 R 1 _ 1 R 2 )
As the biconvex lens dipped in a liquid acts as a plane sheet of glass, therefore
f = � _ 1 f = 0
_ _ g _ L _ 1 = 0
_ _ g = _ L