1
GATE ECE 2022
+1
-0.33

For the circuit shown, the locus of the impedance Z(j$$\omega$$) is plotted as $$\omega$$ increases from zero to infinity. The values of R1 and R2 are :

A
R1 = 2 k$$\Omega$$, R2 = 3 k$$\Omega$$
B
R1 = 5 k$$\Omega$$, R2 = 2 k$$\Omega$$
C
R1 = 5 k$$\Omega$$, R2 = 2.5 k$$\Omega$$
D
R1 = 2 k$$\Omega$$, R2 = 5 k$$\Omega$$
2
GATE ECE 2022
+1
-0.33

Consider the circuit shown in the figure with input V(t) in volts. The sinusoidal steady state current I(t) flowing through the circuit is shown graphically (where t is in seconds). The circuit element Z can be _________.

A
a capacitor of 1 F
B
an inductor of 1 H
C
a capacitor of $$\sqrt 3$$F
D
an inductor of $$\sqrt 3$$H
3
GATE ECE 2017 Set 1
Numerical
+1
-0
In the circuit shown, the positive angular frequency $$\omega$$ (in radians per second) at which magnitude of the phase difference between the voltages $$V_1$$ and $$V_2$$ equals $$\frac{\mathrm\pi}4$$ radians, is __________.
4
GATE ECE 2017 Set 2
Numerical
+1
-0
In the circuit shown, $$V$$ is a sinusoidal voltage source. The current $$I$$ is in phase with voltage $$V$$. The ratio $${{{\rm{Amplitude of voltage across the capacitor }}} \over {{\rm{Amplitude of voltage across the resistor }}}}$$ is ______.