The time constant of the network shown in the given figure is given by
A. $$\frac{L}{{{R_3} + \frac{{{R_1}{R_2}}}{{{R_1} + {R_2}}}}}$$
B. $$\frac{L}{{{R_1} + {R_2} + {R_3}}}$$
C. $$\frac{L}{{\frac{1}{{{R_1}}} + \frac{1}{{{R_2}}} + \frac{1}{{{R_3}}}}}$$
D. $$\frac{L}{{\frac{{{R_1}{R_2}}}{{{R_1} + {R_2}}}}}$$
Answer: Option A
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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