Question is ⇒ Which is correct for a transfer function?, Options are ⇒ (A) The poles and zero must be complex, (B) If the poles and zeros are complex or imaginary, they must be conjugate, (C) If the poles and zeros are complex they must be simple, (D) If a zero is imaginary, it must be simple, (E) , Leave your comments or Download question paper.

Question is ⇒ Which is correct for a transfer function?, Options are ⇒ (A) The poles and zero must be complex, (B) If the poles and zeros are complex or imaginary, they must be conjugate, (C) If the poles and zeros are complex they must be simple, (D) If a zero is imaginary, it must be simple, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Which is correct for a transfer function?
A.	The poles and zero must be complex [Correct Answer]
B.	If the poles and zeros are complex or imaginary, they must be conjugate [Wrong Answer]
C.	If the poles and zeros are complex they must be simple [Wrong Answer]
D.	If a zero is imaginary, it must be simple [Wrong Answer]
View Answer 1 -1 Explanation:- Answer : A 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 :

⇒ Which of the following pulse-time modulation is least used?
PDM
PPM
PWM
PAM

⇒ The DTFT of x(n) = δ(n) will be
1
0
∞
not defined

⇒ The gain of a source follower is unity.
TRUE
FALSE

⇒ In a two stage cascade amplifier, each stage has a gain of 10 dB and noise figure of 10 dB. The overall noise factor is
10
1.09
1
10.9

⇒ A thyristor has its gate current zero. To start conduction the forward voltage must exceed
about 0.5 V
forward breakover voltage
on state voltage
peak working off state forward voltage

⇒ If W_F is the Fermi level, then in a metal at T = 0
all energy levels above W_F filled, all those below W_F are empty
all energy levels below W_F are filled, all those above W_F are empty
some energy levels, both below and above W_F, are filled
all energy levels below and above W_F are filled

⇒ Antenna commonly used for microwave links are
loop antennas
log periodic antennas
paraboloidal dishes
rhombic antennas

⇒ A 4 : 1 multiplexer requires __________ data select line.
1
2
3
4

⇒

Match the following:

	List I (BJT amplifier)		List II (Characteristics)
A.	CE	1.	good voltage gain, good current gain
B.	CC	2.	voltage gain less than 1, high current gain
C.	CB	3.	current gain less than 1, voltage gain high

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

⇒ A cycloconverter for single phase operation has
one positive group and one negative group converters
two positive group and two negative group converters
three positive group and three negative group converters
any of the above

⇒ Figure shows current pulses of a class C power amplifier. The fundamental frequency of these pulse
100 kHz
1000 kHz
10 kHz
1 kHz

⇒ If the number of information bits is m, the number of parity bits p in the Hamming code is given by equation
2^p = m + p + 1
2^p ≥ m + p + 1
2^P = m + p
2^p ≥ m + p

⇒ Fourier transform of signal obtained after taking difference between step function and its reverse version is given as __________ .
2jω
2/jω
4/jω
4jω

⇒ A sinusoidal current having peak value of 7.07 A is superimposed on dc of 5A. If a hot-wire ammeter is used to measure the combined current in the circuit, it will indicate __________ ampere.
7.07
10
12.07
2.07

⇒ The direction of force an a conductor carrying current and lying in a magnetic field can be found by using
Fleming's left hand rule
Fleming's right hand rule
Cork screw rule
Any of the above

⇒ If H(s) is positive real, 1/H(s)
is positive real
is not positive real
may or may not be positive real
must possess some other properties also if it is to be positive real

⇒ When a UJT is used as a relaxation oscillator the current should be
less than I_p
more than I_v
more than I_p but less than I_v
negative

⇒ To ensure that a zener diode does not get destroyed
the applied voltage should not exceed breakdown voltage
the current should not exceed rated current
the current should be less than magnitude of barrier potential
both (a) and (b)

⇒ 1111 + 11111 =
101111
101110
111111
11111

⇒ In a push pull circuit
each transistor conducts for 180°
each transistor conducts for more than 180° but less than 360°
each transistor conducts for less than 180°
the period of conduction of each transistor depends on circuit configuration

⇒ An I/O processor controls the flow of information between
cache memory and I/O devices
main memory and I/O devices
two I/O devices
cache and main memory

⇒ In figure gain bandwidth produc
200 Hz
200 MHz
200 kHz
2 MHz

⇒ Consider the following statements regarding an antenna:

It is a transducer
Its performance is essentially frequency sensitive
It is a reciprocal device
With increase in its effective aperture area, width of the radiated beam increases.

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

⇒ In 8085, which of the following registers cannot be paired?
A
E
C
both (b) and (c)

⇒ When the video signal is applied to the picture tube in a TV receiver, the strength of video signal is about
1000 V
200 V
50 V
1 V

⇒ The I/P impedance of a short circuited quarter wave long transmission line is
purely reactive
purely resistive
depend on the characteristic impedance of the line
none of the above

⇒ The number of comparators of needed in a parallel conversion type 8 bit A to D converter is
8
16
255
256

⇒ Which of the following statements is incorrect?
Ideal voltage source is one whose internal resistance is zero
Ideal voltage source is one whose internal conductance is zero
Ideal voltage source is one whose generated voltage is equal to the available terminal voltage
Ideal current source is one whose internal conductance is zero

⇒ In a directional coupler
isolation (dB) equals coupling plus directivity
coupling (dB) equals isolation plus directivity
directivity (dB) equals isolation plus coupling
isolation (dB) equals (coupling) (directivity)

⇒ The percentage saving in power of 100% modulated suppressed carrier AM signal is
100
75
66.6
50