42,

43.

44.

45.

46.

47.

48.

49.

80.

Gain of an lifier can be stabilized by :
(A) Emploving Positive feedback (13) Employing Negative feedhack
() Proper de bias (D} Proper de isolation

If only 5 bites are used for addressing the memory of a computer system, the memory
size is :

^) 64 B) 128
(0) 32 (0) 256

The ripple factor and efficiency of a half wave rectifier are respectively :
(ಗ) 1.21 and 81.2% (B) 1.21 and 40.6%
(C) 0.482 and 81.2% (D) 0.482 and 40.6%

For a short transmission with series impedance Z, all the capacitances being negligibly small,
the ABCD constants of the line are :

வி 41௨௨0020௪1 இ A=ZB=1C=1D=0
(©) 4 =1,8 = 0.6 = 2.4 =1 M) 4 = 2,8 =1,6 = 0,2 = 1
ச
The load flow analysis algorithm having the least rate of convergence is :
(ಗ) Newton Raphson Method (B) Fast Decoupled Load-Flow Method
(0 Gauss Seidel Method (D) None of the above

The Opposition to the flow of current in a conductor can increase in ‘alternating ஸ்லம்‌
compared to dc circuits due to : 2

(ಗ) ‏انس صظ‎ effect (B) Skin effect
(0) TFerranti effect (D) (A) and (B) above

What is meant by a flat line or Infinite line?
(ಗ) 147९ ppen circuited
(B) Line with surge impedance equals the characteristic impedance
(ल) Line terminated with charesteric impedance
(D) Line through which Power transmitted is high

Which one among the following is a method for equalizing the potential across the various
units of a string insulator?

(ಗ) Usage of smaller cross arm (B) Usage of step grading
(८) Dynamic sheilding (D) All of the above

Under ground cables are less preferable in high voltage transmission because of :
(ಗಿ) poor insulation (18) high charging current’
(C) ‏٥ه‎ (D) none of the above

030/2016 ൦ 8 A