1
GATE ECE 2009
+1
-0.3

In the interconnection of ideal sources shown in the figure, it is known that the 60V source is absorbing power.

Which of the following can be the value of the current source I?

A
10 A
B
13 A
C
15 A
D
18 A
2
GATE ECE 2004
+1
-0.3

The equivalent inductance measured between the terminals 1 and 2 for the circuit shown in figure, is

A
L1 + L2 + M
B
L1 + L2 - M
C
L1 + L2 + 2M
D
L1 + L2 - 2M
3
GATE ECE 2002
+1
-0.3

The differential equation for the current i(t) in the circuit of Fig. is

A
$$2\;\frac{\operatorname d^2\mathrm i}{\operatorname d\mathrm t^2}+\;2\;\frac{\operatorname d\mathrm i}{\mathrm{dt}}\;+\;\mathrm i(\mathrm t)\;=\sin\left(\mathrm t\right)$$
B
$$\frac{\operatorname d^2\mathrm i}{\operatorname d\mathrm t^2}+\;2\;\frac{\operatorname d\mathrm i}{\mathrm{dt}}\;+\;2\mathrm i(\mathrm t)\;=\cos\left(\mathrm t\right)$$
C
$$2\;\frac{\operatorname d^2\mathrm i}{\operatorname d\mathrm t^2}+\;2\;\frac{\operatorname d\mathrm i}{\mathrm{dt}}\;+\;\mathrm i(\mathrm t)\;=\cos\left(\mathrm t\right)$$
D
$$\frac{\operatorname d^2\mathrm i}{\operatorname d\mathrm t^2}+\;2\;\frac{\operatorname d\mathrm i}{\mathrm{dt}}\;+\;2\mathrm i(\mathrm t)\;=\sin\left(\mathrm t\right)$$
4
GATE ECE 2002
+1
-0.3

The dependent current source shown in Figure

A
Delivers 80 W
B
Absorbs 80 W
C
Delivers 40 W
D
Absorbs 40 W
EXAM MAP
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