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What is the output voltage for the above circuit?

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  1.   + 4.8 V
  2.   + 1.2 V
  3.   - 2.4 V
  4.   + 2.4 V

Answer (Detailed Solution Below)

Option 3 :   - 2.4 V
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Detailed Solution

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Calculation:

Given:

 V­1 = 40 mv, V2 = 20 mv

Applying KCL at node B,

Putting V­B­­­­ = 0 and

on solving we get,

V0 = -2.4 V

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