1
GATE ECE 1999
MCQ (Single Correct Answer)
+2
-0.6

The Thevenin equivalent voltage VTH appearing between the terminals A and B of the network shown in Fig. is given by

GATE ECE 1999 Network Theory - Network Theorems Question 29 English
A
j16(3 - j4) V
B
j16(3 + j4) V
C
16(3 + j4) V
D
16(3 - j4) V
2
GATE ECE 1989
MCQ (Single Correct Answer)
+2
-0.6

In the circuit of figure, the power dissipated in the register R is 1W when only source '1' is present and '2' replaced by a short.The power dissipated in the same registor R is 4W when only source '2' is present and '1' is replaced by a short.When both the source '1' and '2' are present, the power dissipated in R will be:

GATE ECE 1989 Network Theory - Network Theorems Question 31 English
A
1 W
B
3 W
C
4 W
D
5 W
3
GATE ECE 1989
MCQ (Single Correct Answer)
+2
-0.6

A load, ZL = RL + jXL is to be matched, using an ideal transformer, to a generator of internal impedance, ZS = RS + jXS .The turns ratio of the transformer required is

A
$$\sqrt{\left|Z_\mathrm L\;/\;Z_\mathrm S\right|}$$
B
$$\sqrt{\left|R_\mathrm L\;/\;R_\mathrm S\right|}$$
C
$$\sqrt{\left|R_\mathrm L\;/\;Z_\mathrm S\right|}$$
D
$$\sqrt{\left|{\mathrm Z}_\mathrm L\;/\;R_\mathrm S\right|}$$
4
GATE ECE 1988
MCQ (Single Correct Answer)
+2
-0.6

If an impedance ZL is connected across a voltage source V with source impedance ZS, then for maximum power transfer, the load impedance must be equal to

A
Source impedance ZS
B
Complex conjugate of ZS
C
Real part of ZS
D
Imaginary part of ZS
GATE ECE Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
CBSE
Class 12