Two coils having equal resistance but different inductances are connected in series. The time constant of the series combination is
A. Sum of the time constants of the individual coils
B. Average of the time constants of the individual coils
C. Geometric mean of the time constants of individual coils
D. Product of the time constants of the individual coils
Answer: Option B
This Question Belongs to Electronics And Communications Engineering >> Network Theory And Analysis
A. Negative
B. Positive
C. Determined by battery e.m.f.
D. Zero
The number of independent equations to solve a network is equal to
A. The number of chords
B. The number of branches
C. Sum of the number of branches and chords
D. Sum of number of branches, chords and nodes
A closed path made by several branches of the network is known as
A. Branch
B. Loop
C. Circuit
D. Junction
Which of the following is not a nonlinear element ?
A. Gas diode
B. Heater coil
C. Tunnel diode
D. Electric arc
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