Electronics and Communication Engineering
Basic Concepts

### Question Papers

1.  Req = ?

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

2.  The voltage vo is always equal to

 A. 1 V B. 5 V C. 9 V D. None of the above

3.  v1 = ?

 A. -11 V B. 5 V C. 8 V D. 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 Ω B. 6/5 Ω C. 5 Ω D. 6 Ω

5.  R1 =?

 A. 25 Ω B. 50 Ω C. 100 Ω D. 2000 Ω