Electronics and Communication Engineering - Networks Analysis and Synthesis

16.
Volt is equivalent to
joule/coulomb
joule/watt
joule/ampere
joule/volt
Answer: Option
Explanation:


17.
A two branch parallel tuned circuit has a capacitance C in one of the two branches and resistance R in second branchs. As C is decreased the dynamic resistance
increases
decreases
remains constant
may increases or decreases
Answer: Option
Explanation:

Dynamic resistance = and increases as C is decreased.


18.
A system function the resonant frequency in rad/sec and bandwidth in rad/sec is given by
5, 10
5, 4
10, 4
10, 10
Answer: Option
Explanation:

ωn = 10, ωr 10

B = a 4.


19.
The reading of the voltmeter in figure will be __________ volt.
100
150
zero
200
Answer: Option
Explanation:

Good lamp will short the circuit.


20.
Find RL for maximum power transfer
3 Ω
1.125 Ω
4.17 Ω
none
Answer: Option
Explanation:

Using y - Δ transformation

Req = (9 || 8) 11 (9 || 18) 3Ω.