Network Analysis MCQs (Chapterwise Multiple Choice Questions)

A capacitor used for power factor correction is single phase circuit decreases

Power factor

Line current

Both line current and p.f.

The line current and increases p.f.

Answer & Explanation

Correct Answer: The line current and increases p.f.

Note: This Question is unanswered, help us to find answer for this one

Two similar coils have self inductance of 1 mH each. Coefficient of coupling is 0.5. The mutual inductance M is

0.25 mH

0.5 mH

0.707 mH

1 mH

Answer & Explanation

Correct Answer: 0.5 mH

Note: This Question is unanswered, help us to find answer for this one

A current is flowing through a conductor with non-uniform area of cross-section. Then

Current will be different at different cross-sections.

Current will be the same at all the cross-sections.

Current will be different but current density will be same at all the cross-sections

Current will be the same but current density will be different at different cross-sections.

Answer & Explanation

Correct Answer: Current will be the same but current density will be different at different cross-sections.

Note: This Question is unanswered, help us to find answer for this one

Three resistance of 15 Ω each are connected in delta. The resistance of equivalent star will have a value of

15 Ω

5 Ω

5/3 Ω

45 Ω

Answer & Explanation

Correct Answer: 5 Ω

Note: This Question is unanswered, help us to find answer for this one

Two similar coupled coils are connected in series. The total inductance in series aiding connection is 100 mH. If currents is 3 A, the energy stored in magnetic field is

0.9 J

0.45 J

0.225 J

1.8 J

Answer & Explanation

Correct Answer: 0.225 J

Note: This Question is unanswered, help us to find answer for this one

The poles with greater displacement from the real axis correspond to

Higher frequencies of oscillation

Stable response

Lower frequencies of oscillation

Unbounded output

Answer & Explanation

Correct Answer: Higher frequencies of oscillation

Note: This Question is unanswered, help us to find answer for this one

In a two terminals network the O.C. voltage measured at the given terminals is 100 V and s.c., currents at the same terminals 5 A. If a load of 80 Ω resistance is connected at the terminals, load current is

1 A

1.25 A

6 A

6.25 A

Answer & Explanation

Correct Answer: 1 A

Note: This Question is unanswered, help us to find answer for this one

An RLC series circuit is under damped. To make it over damped, the value of R

Has to be increased

Has to be decreased

Has to be increased to infinity

Has to be reduced to zero

Answer & Explanation

Correct Answer: Has to be increased

Note: This Question is unanswered, help us to find answer for this one

The synthesis of minimum function was suggested by

O'Brune

R. Richards

Bott and Duffin

None of the above

Answer & Explanation

Correct Answer: O'Brune

Note: This Question is unanswered, help us to find answer for this one

A series RLC circuit has a resonant frequency of 1000 Hz. The maximum voltage across C is likely to occur at a frequency of about

1000 Hz

2000 Hz

1025 Hz

975 Hz

Answer & Explanation

Correct Answer: 975 Hz

Note: This Question is unanswered, help us to find answer for this one

Network Analysis Quick Quiz

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