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Electronics and Communication Engineering
Basic Concepts

1.  Req = ?

ans

A. 11.86B. 10
C. 25D. 11.18

2.  The voltage vo is always equal to

ans

A. 1 VB. 5 V
C. 9 VD. None of the above

3.  v1 = ?

ans

A. -11 VB. 5 V
C. 8 VD. 18 V

4.  Twelve 6 Ω resistor are used as edge to form a cube. The resistance between two diagonally opposite corner of the cube is
A. 5/6 ΩB. 6/5 Ω
C. 5 ΩD. 6 Ω

5.  R1 =?

ans

A. 25 ΩB. 50 Ω
C. 100 ΩD. 2000 Ω

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