Electronics and Communication Engineering - Networks Analysis and Synthesis

46.
How much r.m.s. current does a 300 W, 200 V bulb take from the 200V, 50 Hz power line?
0.5 A
1.5 A
2 A
3 A
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
In a series R-L-C circuit, the voltage across inductance will be maximum
at resonance frequency
just before resonant frequency
just after resonant frequency
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
In the circuit shown in the given figure, power dissipated in the 5 Ω resistor is
zero
80 W
125 W
405 W
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
Consider the network graph shown in the figure which one of the following is NOT a 'tree' of graph
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.

Assertion (A): A parallel resonant circuit is also called anti-resonant circuit.

Reason (R): In a parallel resonant circuit impedance is maximum at resonance.

Both A and R are true and R is correct explanation of A
Both A and R are true and R is not the correct explanation of A
A is true but R is false
A is false but R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.