Question is ⇒ When the ac input signal is very large the instantaneous operating point CE amplifier moves all the way between, Options are ⇒ (A) ac saturation and ac cut off points, (B) ac operating and ac cut off points, (C) ac saturation and ac operating points, (D) none of the above, (E) , Leave your comments or Download question paper.

Question is ⇒ When the ac input signal is very large the instantaneous operating point CE amplifier moves all the way between, Options are ⇒ (A) ac saturation and ac cut off points, (B) ac operating and ac cut off points, (C) ac saturation and ac operating points, (D) none of the above, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	When the ac input signal is very large the instantaneous operating point CE amplifier moves all the way between
A.	ac saturation and ac cut off points [Correct Answer]
B.	ac operating and ac cut off points [Wrong Answer]
C.	ac saturation and ac operating points [Wrong Answer]
D.	none of the above [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 :

⇒ The cut in voltage of a diode is nearly equal to
applied forward voltage
applied reverse voltage
barrier potential
none of the above

⇒ In microwave system, waveguide twists
change the plane of polarization of a propagating wave
change the direction of a propagating wave
change the mode of a propagating wave
both (b) and (c)

⇒ A variable resistance R and capacitive reactance X_C are connected in series. As R is varied, the locus of Z is
a straight line parallel to Y axis in 4th quadrant
a straight line parallel to X axis in 4th quadrant
a straight line parallel to Y axis in second quadrant
a straight line parallel to Y axis in first quadrant

⇒ Which of the following Boolean Expression correctly represents the relation between P, Q, R and M_{1M₁ = (P OR Q) XOR R
M₁ = (P AND Q) XOR R
M₁ = (P NOR Q) XOR R
M₁ = (P XOR Q) XOR R}

⇒ A series RLC circuit is supplied from a variable frequency ac source. The resonant frequency is ω₀. The voltage across C is maximum at a frequency
equal to ω₀
slightly less than ω₀
slightly more than ω₀
none of the above

⇒ A fully controlled bridge converter can operate in quadrants
1
1 and 2
1 and 3
1 and 4

⇒ An inverting voltage feedback is a
voltage amplifier
current amplifier
current to voltage converter
voltage to current converter

⇒ Carbon steel has a residual flux density of 1 Wb/m².
TRUE
FALSE

⇒ A certain network has two ideal voltages sources and a large number of ideal resistances. The power consumed in one of the resistances is 4 W when either of two sources is active and the other source is active and the other source is short circuited. When both sources is short circuited.When both sources are active, the power consumed in the same resistor would be
zero or 16 W
4 W or 8 W
zero or 8 W
8 W or 16 W

⇒ The most frequent users of long distance VLF transmission is
ship communication
radio broadcasting
TV broadcasting
telephone and telegraph

⇒

Assertion (A): The s domain impedance of a series R-L circuit is R + sL irrespective of initial conditions.

Reason (R): Complex frequency s = σ + jω.

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

⇒ Which is correct for a vacuum triode?
μ = r_pg_m
r_p = μg_m
g_m = μr_p
r_pg_m

⇒ The double energy transients occur in the
pure inductive coil
R-L circuit
R-C circuit
R-L-C circuit

⇒ In a modulator it is found that the amplitude spectrum consists a component at f_c, the carrier frequency and one component each at f_c - f_s and f_c + f_s where f_s is the modulating signal frequency. Then the modulator used is
AM
AM or MBFM with modulation index 0.5
FM
PAM

⇒ For iron, the ferromagnetic Curie temperature is
about 20 K
about 100°C
about -20°C
about 1000 K

⇒ Consider the following statements as regards noise

If Gaussian noise is applied at input of a rectifier, the output is not gaussian
The noise encountered on a telephone line consists of short, pulse type disturbances whose amplitude distribution is not Gaussian
Shot noise results from random emission of electrons from a cathode
Shot noise results from phenomenon associated with the flow of current across semi conductor junctions

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

⇒ A pole zero pattern of a certain filter is shown in figure. This filter mus
LPF
BFP
HPF
APF

⇒ Which of the following is not a special purpose peripheral?
Programmable DMA controller
Programmable Floppy disc controller
Programmable Hard disc controller
Programmable CRT controller

⇒ An intrinsic silicon sample has 2 million free electrons. The number of holes in the sample is
2 million
almost zero
more than 2 million
less than 2 million

⇒ A pre-emphasis circuit
boosts base frequencies
pre amplifies the complete audio band
amplifies higher audio frequencies
converts FM into phase modulation

⇒ Which of the following methods can be used to measure power in a single phase circuit without using wattmeter?

One voltmeter, one ammeter
Two voltmeters, two ammeter
Three voltmeters
Three ammeters

1 and 2 only
2 and 4 only
1 and 3 only
3 and 4 only

⇒ The PCM signal shown below uses amplitude level of +1 volt and -1 volt to represent binary symbol 0 and 1 respectively. Each code word consists of 4 bits. The sampled version of analog signal from which this PCM signal is derived
EB596
CD231
DA495
25B6A

⇒ A conditionally stable system is stable for the value of gain between two critical values. It is unstable if
the gain is increased beyond upper critical value
the gain is decreased below lower critical value
both (a) and (b)
none of the above

⇒ In a sine wave, maximum rate of change of voltage occurs at
ascent of the waveform
+ ve maximum
- ve maximum
between maximum and minimum

⇒ A lens has a hyperfocal distance of 7.5 m. It is focused at 7.5 m. Then
all objects from 7.5 m to infinity will appear in focus
all objects from 3.75 m to infinity will appear in focus
all objects from 0 to 7.5 m will appear in focus
all objects from 0 to 3.75 m will appear in focus

⇒ The 2 out of 5 code has
two 0s and three 0s in each code group
one 1s and four 0s in each code group
four 1s and one 0s in each code group
three 1s and two 0s in each code group

⇒ Radiation intensity in a given direction is the
energy radiated per square metre
power radiated per square metre
power radiated per unit solid angle in that direction
none of the above

⇒ VLF waves are used for communication system because
of low power requirement
they are least prone to distortion
they penetrate the ionosphere easily
the transmitting antennas are of convenient size

⇒ The number of bits of information required to indicate the correct selection of 3 independent consecutive events out of 75 equally probable events is
6.23
18.69
10.46
24.92

⇒ A tie set schedule shows
incidence of branches to nodes
incidence of branches to loops
incidence of nodes to loops
none of the above