Question is ⇒ The relation AD - BC = 1 where A, B, C, D are transmission parameters of a network is valid for, Options are ⇒ (A) every network, (B) passive but not reciprocal network, (C) passive and reciprocal network, (D) both active and passive networks, (E) , Leave your comments or Download question paper.

Question is ⇒ The relation AD - BC = 1 where A, B, C, D are transmission parameters of a network is valid for, Options are ⇒ (A) every network, (B) passive but not reciprocal network, (C) passive and reciprocal network, (D) both active and passive networks, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	The relation AD - BC = 1 where A, B, C, D are transmission parameters of a network is valid for
A.	every network [Wrong Answer]
B.	passive but not reciprocal network [Wrong Answer]
C.	passive and reciprocal network [Correct Answer]
D.	both active and passive networks [Wrong Answer]
View Answer 4 -1 Explanation:- Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ A moving iron instrument can be used for dc as well as ac.
TRUE
FALSE

⇒ Moving iron instrument can be used for ac only.
TRUE
FALSE

⇒ Class C operation finds application in
RF power amplifiers
frequency multipliers
both (a) and (b)
neither (a) nor (b)

⇒ Which of the following is the software for financial accounting?
COBOL
MS WORD
Page maker
DB III plus

⇒ A lossless transmission line with air dielectric is 6 m long. What is the line length at 30 MHz?
1 wavelength long
0.5 wavelength long
0.6 wavelength long
0.25 wavelength long

⇒ It is possible to use a freewheeling diode in
single phase half wave controlled rectifier as well as in single phase full wave controlled rectifier (M - 2 connection)
single phase half wave controlled rectifier but not in single phase full wave controlled rectifier (M - 2 connection)
single phase full wave controlled rectifier (M - 2 connection) but not in single phase half wave controlled rectifier
all controlled rectifier circuits

⇒ In a horizontal polarized wave
magnetic field is perpendicular to ground
magnetic field component is parallel to ground
electric field component is perpendicular to ground
electric field is parallel to ground

⇒ Radar antennas are usually
dipoles
yagi antennas
parabolic dishes
none of the above

⇒ McMurray Bedford full bridge inverter uses
natural commutation
auxiliary commutation
complementary commutation
any of the above

⇒ Method of images is applicable to which fields?
Electrostatic fields only
Electrodynamic fields only
Neither electrostatic fields nor electro-dynamic fields
Both electrostatic fields and electro-dynamic fields

⇒ Which of the following is correct? The circuit shown in the fig
1, 2 and 3
2, 3 and 4
1, 3 and 4
1, 2 and 4

⇒ The voltage drop per ampere-metre of an aluminium conductor is higher as compared to a copper conductor of the same size due to its higher
insulation resistance
resistivity
conductivity
current density

⇒ The main disadvantage of the two-hole directional coupler is
poor directivity
narrow bandwidth
high standing wave ratio
low directional coupling

⇒ Consider the following statements Timer 555 can be used as

monostable multivibrator
bistable multivibrator
astable multivibrator

Which of the above statements are correct?
1 and 2
1 and 3
2 and 3
1, 2, 3

⇒ Some desirable features of a computer communication network are

It should accept an intended transmission without excessive delay
The data arriving at a receiving point should be processed rapidly
When a transmission calls for a response, the delay of response should be minimum.

Which of the above are true?
1 and 2 only
1 and 3 only
1, 2, 3
2 and 3 only

⇒ In which of the following does a negative resistance region exist in the v-i characteristics?
PIN diode
Schottky diode
Tunnel diode
Zener diode

⇒ The 6 V zener diode shown in figure has zero zener resistance and a knee current of 5 mA. The minimum value of R, so that the voltage across it does not fall below 6
1.2 kΩ
80 Ω
50 W
0

⇒ A short-circuit is that which is
used short pieces of wire
goes only a short distance
is used for dimming light
offer very low resistance path for current to flow

⇒ Work function is the maximum energy required by the fastest electron at 0 K to escape from the metal surface.
TRUE
FALSE

⇒ A radio frequency signal contains the following three frequencie
Push pull amplifier
Wideband amplifier
Audio frequency amplifier
Tuned voltage amplifier

⇒ Push pull amplifier is
voltage amplifier
current amplifier
power amplifier
none of the above

⇒ The impedance of an RC series circuit is 12 Ω at f= 50 Hz. At f= 200 Hz, the impedance will be
more than 12
less than 3
more than 3 Ω but less than 12 Ω
more than 12 Ω but less than 24 Ω

⇒ In practical commercial AM system channel bandwidth is
150 kHz
100 kHz
15 kHz
200 kHz

⇒ Which of the following is not a valid character constant in C?
A'
2'
='
2

⇒ Microprocessor 386SX is a 16/32 bit microprocessor. It has
16 bit registers and 32 bit data bus
16 bit registers and 16 bit data bus
32 bit registers and 32 bit data bus
32 bit register and 16 bit data bus

⇒ In the op-amp circuit of figure, V_{03 V₁ - 4 V₂
-3 V₁ + 4 V₂
3(V₁ - V₂)
-3(V₁ - V₂)}

⇒ A resistance strain gauge has a resistance of about
100 Ω
25 Ω
10 Ω
1 Ω

⇒

Assertion (A): Demorgan's first theorem replaces a NOR gate by bubbled AND gate.

Reason (R): Double complement of a variable equals the variable.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true

⇒ In 8085 microprocessor, in order to enable INTR interrupt, which of the following instruction are needed?
EI only
SIM only
El and SIM both
None

⇒ Which of the following is a digital modulation technique?
PCM
PSK
DM
All