1.

Consider the following statements:For a 10 m long common power line connecting a switch to a light bulb It is a distributed circuit.Time delay for propagation through it is negligible.It is the form of a shielded coaxial cable of circular cross-section.As the intensity of the lamp varies, input impedance of this line also changes. Which of the above statements is/are correct?

A. 1 only
B. 1 and 2
C. 2 and 3
D. 2 and 4
Answer» D. 2 and 4


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