Question is ⇒ In a synchro error detector, the output voltage is proportional to [ω(t)]n, where ω(t) is the rotor velocity and n equals :, Options are ⇒ (A) -2, (B) -1, (C) 1, (D) 2, (E) , Leave your comments or Download question paper.

Question is ⇒ In a synchro error detector, the output voltage is proportional to [ω(t)]n, where ω(t) is the rotor velocity and n equals :, Options are ⇒ (A) -2, (B) -1, (C) 1, (D) 2, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	In a synchro error detector, the output voltage is proportional to [ω(t)]ⁿ, where ω(t) is the rotor velocity and n equals :
A.	-2 [Wrong Answer]
B.	-1 [Wrong Answer]
C.	1 [Correct Answer]
D.	2 [Wrong Answer]
View Answer 1 -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 :

⇒ The feedback technique employed in the following circuit
voltage series feedback
current series feedback
voltage shunt feedback
current shunt feedback

⇒ A lossless transmission line with air dielectric is 6 m long. what is the phase constant?
1p rad/m
2p rad/m
0.2p rad/m
0.1p rad/m

⇒ Which of the following functions would have only odd powers of x in its Taylor series expansion about the point x = 0?
sin (x³)
sin (x²)
cos (x³)
cos (x²)

⇒ Which of the following READ statements is correct in FORTRAN 77?
READ *, HONEY (I), I = 1, 5
READ *, (HONEY (I), I = 1, 5)
READ * HONEY I, I = 1, 5
READ HONEY I, I = 1, 5

⇒ A 3 phase induction motor is controlled by voltage and frequency control such that the ratio V/f is constant. At 50 Hz, the starting torque is 100 N-m. At 25 Hz, the starting torque
will be less than 100 N-m
will be more than 100 N-m
may be more or less than 100 N-m depending on motor parameters
very small

⇒ For a system to be designated as hi-fi, the signal to noise ratio should be at least
25 dB
50 dB
75 dB
100 dB

⇒ Radio broadcasts are generally
amplitude modulation
frequency modulation
both amplitude and frequency modulation
neither amplitude nor frequency modulation

⇒ In figure the potential of gate termina
4 V
-4 V
0
20 V

⇒ A circular waveguide carries TE₁₁ mode whose radial electric-field is given
10 cm
3p cm
2p cm
8 cm

⇒ If the plate supply voltage for a plate modulated class C amplifier is E, the maximum plate cathode voltage could be almost as high as
E
2 E
3 E
4 E

⇒ In an RC phase shift oscillator, the total phase shift of the three RC lead networks is
360°
180°
90°
0°

⇒ In a degenerate n type semiconductor material, the Fermi level,
is in valence band
is in conduction band
is at the centre in between valence and conduction bands
is very near valence band

⇒ In PCM, if the number of quantization levels is increased from 4 to 64, then the bandwidth requirement will approximately be increased __________ times.
8
16
3
32

⇒ The circuit given below
counter
digital to analog converter
two-bit series-to-parallel converter
analog-to digital converter

⇒ A feedback amplifier has forward gains A₁, A₂ and feedback factor β as shown in signal flow graph of the given figure. Because of feedback as shown in signal noise ratio at output
increase
decrease
be unaffected
depend on value of β

⇒ Which of the following statement regarding single-sideband (SSB) transmission is not correct?
In such transmission only or sideband is transmitted, leaving of the other sideband and the carrier
It has gained general acceptance of use in home-entertainment equipment
It is generally reserved for point-to-point communication
The amount of power and bandwidth necessary to be transmitted for a given amount of information are appreciable reduced

⇒ A thyristor is reverse biased. A positive gate pulse is applied. The thyristor
will be turned on
may or may not turn on
will not turn on
will turn on after sometime

⇒ Which of the following represents the decimal form of binary 0.0111?
0.16
0.22728
0.9375
0.7964

⇒ 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 horizontal intercept of dc load line is the same as ideal
cut off point
saturation point
operating point
quasi saturation point

⇒

Assertion (A): Thevenin's theorem helps us to find current in a branch of a network for different values of impedances of that branch.

Reason (R): Thevenin's equivalent circuit replaces a network by a voltage source in series with impedance.

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

⇒ The electric flux and field intensity inside a conducting sphere is
minimum
maximum
uniform
zero

⇒ For the system in the given figure the root l
is on real axis between points s = -1 and s = -3.6
is on real axis between points s = 0 and s = -1
is on real axis between points s = -3.6 and s = ∞
is on real axis between points s = 0 and s = -3.6

⇒ Which of these devices have four layers?
UJT
SCR
TRIAC
SCR and TRIAC

⇒ The colour of an object is decided by
the reflected colour
the wavelength transmitted through it
reflected colour for opaque object and wavelength transmitted through it for transparent objects
none of the above

⇒ The amplitude of a pair of composite sinusoidal signal y(n) = x₁(n) + x₂(n) with x₁(n) = sin (5pn) x₂(n) = 3 sin (5pn) is __________ .
2
3
4
1

⇒ A tweeter should be fed from the input through a
low pass filter
high pass filter
band pass filter
band stop filter

⇒ A current of 3.25 A is flowing through a resistance of 34.98 Ω. The voltage drop across resistance to the appropriate number of significant figures is
113.685 V
113.68 V
113.6 V
114 V

⇒ The V_TH at terminals A and B is equal
0 V
5 V
- 5 V
None of these

⇒ How is an N-channel junction Field Effect Transistor operated as an amplifier?
With a forward bias gate source junction
With a reverse bias gate-source junction
With a open gate source junction
With a shorted gate source junction