Electronics and Communication Engineering - Networks Analysis and Synthesis

46.
The current I flowing in the branch is
-12 A
12 A
3 A
-3 A
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
In figure, the ratio V(s)/I(s) is
R
R + sL
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
Consider the following: Energy storage capability of basic passive elements is due to the fact that
  1. resistance dissipates energy
  2. capacitance stores energy
  3. inductance dissipates energy
Which of the above is/are correct?
1, 2, and 3
1 and 3
3 only
1 and 2
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
In an ac circuit that delivers constant power at varying p.f., the current is
lowest when p.f. is leading
lowest when p.f. is lagging
lowest when p.f is unity
the same for all power factors
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
The parameter A of a two port network is equal to
V2/V1 with I1 = 0
V1/I2 with V2 = 0
I1/I2 with V2 = 0
V1/V2 with I2 = 0
Answer: Option
Explanation:
No answer description is available. Let's discuss.