Question is ⇒ In terms of z parameters, the condition for the network to be passive is, Options are ⇒ (A) z11 = z22, (B) z12 = z21, (C) z11 = 0, (D) z22 = 0, (E) , Leave your comments or Download question paper.

Question is ⇒ In terms of z parameters, the condition for the network to be passive is, Options are ⇒ (A) z11 = z22, (B) z12 = z21, (C) z11 = 0, (D) z22 = 0, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	In terms of z parameters, the condition for the network to be passive is
A.	z₁₁ = z₂₂ [Wrong Answer]
B.	z₁₂ = z₂₁ [Correct Answer]
C.	z₁₁ = 0 [Wrong Answer]
D.	z₂₂ = 0 [Wrong Answer]
View Answer 1 -1 Explanation:- Answer : B 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 :

⇒ The average load current supplied by a thyristor depends on
firing angle
firing frequency
magnitude of gate current
all of the above

⇒ Power monitor and reflectometer use the principle of
directional coupler
klystron amplifier
Gunn diode
TWT

⇒ A rectangular waveguide measures 3 x 4.5 cm internally and has a 10 GHz signal propagated in it. Calculate the wave impedance for dominant mode.
130 p
1.3 p
120 p
12 p

⇒ For a 400 kHz transmission line having L = 0.5 mH/km, C = 0.08 mF and negligible R and G, the value of propagation constant P will be
15.9 radians/km
31.8 radians/km
63.6 radians/km
105.4 radians/km

⇒ As compared to AM, FM requires
narrow channel
same channel
2 to 3 times as large channel
7 to 15 times as large channel

⇒ In 8085
P flag is set when the result has even parity
P flag is set when the result has odd parity
P flag is reset when the result has odd parity
P flag is reset when the result has even parity

⇒ The feedback control system shown in figure is stable for what values of K and
K < 0, T > - 1
K > 0, T > 0
K > 0, T > - 1
K < 0, T > 0

⇒ Diffraction of electromagnetic waves
may occur around the edge of a sharp obstacle
is caused by reflections from the ground
arises only with the spherical wave fronts
will occur when the waves pass through a large slot

⇒ Which of the following is basically a voltage controlled capacitance?
Zener diode
Diode
Varactor diode
LED

⇒ If temperature is increased, the temperature coefficient of a metal
increases
decreases
may increase or decrease
remains constant

⇒ Electric lines of force do not cross each other because
the lines of force mutually repel each other
the lines of force emanate from a point charge
the tangent to the line of force gives the direction of E and if they cross two tangents for E which is not possible
none of the above

⇒ The memory hierarchy in microprocessor based system is
register, cache, primary, mass, off line back up
cache, register, primary, mass, off line back up
cache, register, mass, primary, off line back up
register, cache, mass, primary, off line back up

⇒ An electron in a homogeneous magnetic field and having velocity perpendicular to the direction of field moves
perpendicular to the field
along the field
along a straight line inclined at 45° to field
in a circular path

⇒ In 8085, which instructions are useful for writing and using subroutines?
CALL
RET
CALL and RET
none of the above

⇒ __________ switch, a T flip-flop is used as __________ switch, a T flip-flop is used as switch
toggled, delay
delay, toggle
set reset
reset, set

⇒ Speech amplifiers are usually operated as
class A
classes AB
class B
class C

⇒ The compensator in the given figure
lag compensator
lead compensator
lag-lead compensator
none of the above

⇒ Vectored interrupt is an interrupt that takes the program to a vector location. TRAP vectors to 0024 FI, RST 7.5 to 003 CH, RST 6.5 to 0034 H and
RST 5.5
RST 6.5
24 H to 48 H
RST 5.5 to 002 CH

⇒ Consider a random noise voltage which has a uniform density function as shown in the figure and is known to be wh
2 bits/reading
5 bits/reading
10 bits/reading
none of these

⇒

Match the following:

	List I (Symbol in java)		List II (Meaning)
A.	&	1.	Logical AND
B.	ˆ	2.	AND
C.	\| \|	3.	XOR
D.	& &	4.	Logical OR

A-1, B-2, C-3, D-4
A-2, B-3, C-1, D-4
A-4, B-2, C-3, D-1
A-2, B-3, C-4, D-1

⇒ When .9432 E - 4 is subtracted from .5452 E - 3 in normalized floating point mode
none of the numbers is changed
.9432 E - 4 is changed to .09432 E - 3 and .5452 E - 3 is not changed
.5452 E - 3 is changed to 5.452 E - 4 but .9432 E - 4 is not changed
both Ihe numbers are changed and their exponents are, made equal to -5

⇒ For a quadratic factor in transfer function the phase angle is not a function of damping factor.
TRUE
FALSE

⇒ The open collector gates in the given figure are tied together. The output
A + B + C + D
A + B + C + D
(A + B) (C + D)
AB + CD

⇒ If modulus is less than 2^N, some states of the counter are skipped by using NAND gates.
TRUE
FALSE

⇒ Consider the following advantages of phase array radar

simple circuitry
ability to track and scan simultaneously
ability to track many targets together
very fast scanning

Which of the above are correct?
1, 2, 3
1, 3, 4
2, 3, 4
1, 4 only

⇒ The main advantage of CC amplifier is
High input impedance and low output impedance
Low input impedance and high output impedance
High voltage gain
High current gain

⇒ A 'rat race' is a
hybrid junction for microwaves
a microwave oscillator
a microwave amplifier
a microwave antenna

⇒

Assertion (A): Capacitance of a solid conducting spherical body of radius 'a' is given by 4 pε₀a in free space.

Reason (R): Δ x H = jωεE + J.

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

⇒ The number of flip-flops required to build a mod-19 counter is
4
5
6
7

⇒

Match the following:

	List I (type of controller)		List II (Operation)
A.	Pneumatic controller	1.	Flexible operation
B.	Hydraulic controller	2.	High torque high speed operation
C.	Electronic controller	3.	Fire and explosion proof operation

A-1, B-3, C-2
A-1, B-2, C-3
A-3, B-1, C-2
A-3, B-2, C-1