1
GATE ECE 1995
MCQ (More than One Correct Answer)
+2
-0

A DC circuit shown in the figure has a voltage source V, a current source I and several resistors. A particular resistor R dissipates a power of 4 Watts when V alone is active. The same resistor R dissipates a power of 9 Watts when I alone is active. The power dissipated by R when both sources are active will be

GATE ECE 1995 Network Theory - Network Theorems Question 3 English
A

1 W

B

5 W

C

13 W

D

25 W

2
GATE ECE 1993
Numerical
+2
-0
In the circuit of figure, when switch S1 is closed, the ideal ammeter M1 reads 5A. What will be ideal voltmeter M2 read when S1 is kept open? (The value of E is not specified). GATE ECE 1993 Network Theory - Network Theorems Question 11 English
Your input ____
3
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 38 English
A
1 W
B
3 W
C
4 W
D
5 W
4
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
$$\sqrt{\left|Z_\mathrm S\;/\;Z_\mathrm L\right|}$$
B
$$\sqrt{\left|R_\mathrm L\;/\;R_\mathrm S\right|}$$
C
$$\sqrt{\left|R_\mathrm L\;/\;Z_\mathrm S\right|}$$
D
$$\sqrt{\left|{\mathrm Z}_\mathrm L\;/\;R_\mathrm S\right|}$$

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