Network Theory And Analysis MCQ Questions & Answers | ECE

A. $$R = 2\sqrt {\frac{L}{C}} $$

B. $$R > 2\sqrt {\frac{L}{C}} $$

C. $$R < 2\sqrt {\frac{L}{C}} $$

D. $$R = 0$$

A. $$25\sqrt 2 \sin \left( {20000t + {{45}^ \circ }} \right)$$

B. $$25\sqrt 2 \sin \left( {20000t - {{45}^ \circ }} \right)$$

C. $$25\sqrt 2 \sin 20000t$$

D. $$25\sqrt 2 \sin \left( {20000t - {{90}^ \circ }} \right)$$

A. 6.2 msec

B. 4.5 msec

C. 0.549 msec

D. 0.26 msec

A. The first critical frequency at the origin is a zero

B. The last critical frequency is a pole

C. The impedance at s = ∞ is always less than the impedance at s = zero

D. The slope of the impedance curve is positive at all points

A. 30 sec, 0.5 A

B. 60 sec, 1.0 A

C. 90 sec, 1.0 A

D. 20 sec, 0.5 A

A. 7.5 V in series with 0.5 ohm

B. 12.5 V in series with 1.5 ohm

C. 7.5 V in parallel with 0.5 ohm

D. 1.25 V in parallel with 1.5 ohm

A. 2 Volt

B. 1 Volt

C. 0.1 Volt

D. 0.2 Volt

A. \[\left[ {\begin{array}{*{20}{c}} 2&{ - 2} \\ { - 2}&2 \end{array}} \right]\]

B. \[\left[ {\begin{array}{*{20}{c}} 2&2 \\ 2&2 \end{array}} \right]\]

C. \[\left[ {\begin{array}{*{20}{c}} 9&{ - 3} \\ 6&9 \end{array}} \right]\]

D. \[\left[ {\begin{array}{*{20}{c}} 9&3 \\ 6&9 \end{array}} \right]\]

A. Mutual inductance is measured in Henry

B. Mutual inductance may appear either as positive or negative quantity

C. The current in a coil generates magnetic flux in the same coil and nearby coil, inducing a voltage in second coil

D. M₁₂ = M₂₁

A. Low pass filter

B. High pass filter

C. De-emphasis circuit

D. Integrator