Question is ⇒ In every practical oscillator, the loop gain is slightly larger than unity and the amplitude of the oscillations is limited by the, Options are ⇒ (A) magnitude of the loop gain, (B) onset if non-linearity, (C) magnitude of gain of the amplifier, (D) feedback transmission factor, (E) , Leave your comments or Download question paper.

Question is ⇒ In every practical oscillator, the loop gain is slightly larger than unity and the amplitude of the oscillations is limited by the, Options are ⇒ (A) magnitude of the loop gain, (B) onset if non-linearity, (C) magnitude of gain of the amplifier, (D) feedback transmission factor, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	In every practical oscillator, the loop gain is slightly larger than unity and the amplitude of the oscillations is limited by the
A.	magnitude of the loop gain [Wrong Answer]
B.	onset if non-linearity [Correct Answer]
C.	magnitude of gain of the amplifier [Wrong Answer]
D.	feedback transmission factor [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 :

⇒ Given figure shows the magnitude plot for a system. The steady state error for unit step inpu
1/101
1/100
14977
14611

⇒ The problem of current lagging is associated with
DCTL gates
DTL gates
ECL gates
CMOS gates

⇒ In a mechanical accelerometer, the steady state displacement is a measure of
constant input acceleration
constant input velocity
either (a) or (b)
neither (a) nor (b)

⇒

Match the following:

	List I (Comm.services)		List II (Bandwidth)
A.	AM broadcast	1.	10 kHz
B.	Telephone	2.	4 kHz
C.	wide-band FM	3.	200 kHz
D.	TV	4.	7 MHz

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

⇒ A JFET
is current controlled device
has low input resistance
has high gate current
is a voltage controlled device

⇒ Which of the following is not a DTP program?
Page maker
Coral draw
Coral ventura
Coral key

⇒ In microprocessor 8088
8 data bits are multiplexed with 8 least significant bits of address bus
8 data bits are multiplexed with 8 most significant bits of address bus
16 data bits are multiplexed with 16 bits of address bus
none of the above

⇒ A silicon wafer has 100 nm of oxide it and is inserted in a furnace at a temperature above 1000°C for further oxidation in dry oxygen. The oxidation rate
is independent of current oxide thickness and temperature
is independent of current oxide thickness but depends on temperature
slows down as the oxide grows
is zero as the existing oxide prevents further oxidation

⇒

Match the following:

	List I (Bit Pattern)		List II (Register pairs)
A.	00	1.	SP
B.	01	2.	B-C
C.	10	3.	D-E
D.	11	4.	H-L

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

⇒ A 2 μF capacitor is shunted by a 1 kΩ maintained at temperature 400 K. The rms noise voltage across the capacitor over the entire frequency band is:
6.25 x 10^-8 V
5.25 x 10^-6 V
6.25 x 10^-6 V
5.25 x 10^-8 V

⇒ A BJT amplifier has a power gain of 0.5 from source to base. The power gain in dB is
-0.3 dB
-3 dB
-6 dB
-10 dB

⇒ The function of shunt in an ammeter is to
by pass the current
increase sensitivity of meter
increase resistance of meter
all of the above

⇒ In figure, V_{0-1 V
2 V
+1 V
+15 V}

⇒ A bridge rectifier circuit has a dc load current of 10 mA and a filter capacitance of 1000 μF. The peak to peak ripple voltage is
0.01 V
0.05 V
0.1 V
0.5 V

⇒ Two voltages are -5 V and -10 V. In positive logic
-5 V is 1 and -10 V is 0
-10 V is 1 and -5 V is 0
-5 V is 1 in some circuits and 0 in others
-10 V is 1 in some circuits and 0 in others

⇒

Assertion (A): A GTO can be turned on and turned off by gate pulses

Reason (R): A GTO can be turned off by negative gate pulse.

Both A and R are correct and R is correct explanation of A
Both A and R correct but R is not correct explanation of A
A is correct but R is wrong
A is wrong but R is correct

⇒ The stator of phase shifting transformer for use in conjunction with an ac potentiometer has a
single phase winding
two phase winding
3 phase winding
either (a) or (c)

⇒ Two capacitors of 20 μF each are in series. The total capacitance is
5 μF
10 μF
40 μF
400 μF

⇒ If input frequency is 50 Hz, the frequency of output wave in a half wave diode rectifier circuit is
25 Hz
50 Hz
100 Hz
200 Hz

⇒

Assertion (A): A half wave controlled rectifier has poorer efficiency and higher ripple factor than a full wave controlled rectifier.

Reason (R): The use of a freewheeling diode in half wave controlled rectifier circuit improves the waveform of load current and circuit power factor.

Both A and R are correct and R is correct explanation of A
Both A and R correct but R is not correct explanation of A
A is correct but R is wrong
A is wrong but R is correct

⇒ In the given figure R_C = R_L = 1 kΩ, then V_{05 V
2.5 V
1 V
0 V}

⇒ A class C amplifier has input frequency of 200 kHz. If width of collector pulses is 0.1 μs, duty cycle is
0.01
0.02
0.1
0.2

⇒ A full wave rectifier circuit using centre tapped transformer and a bridge rectifier are fed at 100 V, 50 Hz. The frequencies of outputs in these two rectifiers are
100 Hz each
50 Hz each
100 Hz and 50 Hz
50 Hz and 100 Hz

⇒ For a second order system, the position of poles is in the shaded region shown in the given figure. The variation in damping facto
from 0 to 1
from about 0.3 to 0.7
from 1 to 5
from 0 to 3

⇒ Octal 16 is equal to decimal
13
14
15
16

⇒ The function Z(s) has a pole at infinity if
the degree of numerator and denominator of Z(s) are equal
the numerator of Z(s) is one degree higher than denominator
the denominator of Z(s) is one degree higher than numerator
the degree of numerator and denominator are either equal or differ by one

⇒ If input frequency is 50 Hz, the frequency of output wave in a full wave diode rectifier circuit is
25 Hz
50 Hz
100 Hz
200 Hz

⇒ A carry look ahead adder is frequently used for addition because
it costs less
it is faster
it is more accurate
is uses fewer gates

⇒ The counter which require maximum number of FF for a given mod counter is
Ripple counter
BCD counter
Ring counter
Programmed counter

⇒ When p-n junction is reverse biased the holes in p material move towards the junction and electrons in n material move away from the junction.
TRUE
FALSE