1
GATE EE 2012
MCQ (Single Correct Answer)
+1
-0.3
In the sum of products function $$f\,\left( {X,\,Y,\,Z} \right) = \sum \left( {2,\,\,3,\,\,4,\,\,5} \right),$$ the prime implicants are
A
$$\overline X Y,\,X\overline Y $$
B
$$\overline X Y,\,X\overline Y \overline Z ,X\overline Y Z$$
C
$$X\overline Y Z,\overline X YZ,X\overline Y $$
D
$$\,\overline X Y\overline Z ,\overline X YZ,X\overline Y \overline Z ,X\overline Y Z$$
2
GATE EE 2012
MCQ (Single Correct Answer)
+1
-0.3
The average power delivered to an impedance $$\left(4-j3\right)$$ Ω by a current $$5\cos\left(100\mathrm{πt}+100\right)\;A$$ is
A
44.2 W
B
50 W
C
62.5 W
D
125 W
3
GATE EE 2012
MCQ (Single Correct Answer)
+1
-0.3
The impedance looking into nodes 1 and 2 in the given circuit is GATE EE 2012 Electric Circuits - Network Theorems Question 35 English
A
50 Ω
B
100 Ω
C
5 kΩ
D
10.1 kΩ
4
GATE EE 2012
MCQ (Single Correct Answer)
+2
-0.6
With 10 V dc connected at port A in the linear nonreciprocal two-port network shown below, the following were observed:

(i) 1 Ω connected at port B draws a current of 3 A
(ii) 2.5 Ω connected at port B draws a current of 2 A

GATE EE 2012 Electric Circuits - Two Port Networks Question 14 English W ith 10 V dc connected at port A, the current drawn by 7 Ω connected at port B is
A
3/7 A
B
5/7 A
C
1 A
D
9/7 A