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Consider the following statements
| |
A. | 1 and 2 [Wrong Answer] |
B. | 3 and 4 [Wrong Answer] |
C. | 1, 2, 3, 4 [Wrong Answer] |
D. | 1, 2 and 4 [Correct Answer] |
View Answer
Explanation:-
Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
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⇒ An antenna couple is used due to all of the following reasons except
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⇒ The number of flip flops needed for a Mod 7 counter are
7
5
3
1
⇒ Measurement of hall coefficient enables the determination of
mobility of charge carriers
type of conductivity and concentration of charge carriers
temperature coefficient and concentration of charge carriers
fermi level and forbidden energy gap
⇒ The primary constants of a transmission line are
R and L
R, L and C
R and C
R, L, G and C
⇒ Given a power supply filter circuit, what measurements must be made of determine percentage regulation
current through and voltage across the capacitor
d.c. load voltage and r.m.s. load voltage
current through load and voltage across load resistance
number of turns and gauge of secondary winding of transformer
⇒ Which of the following is the main advantage of PCM system?
Lower noise
Lower power
Lower bandwidth
All of the above
⇒ A discrete LTI system is non-casual if its impulse response is
a^{n} ∪(n - 2)
a^{n-2} ∪(n)
a^{n+2} ∪(n)
a^{n} ∪(n + 2)
⇒ Output of a phase splitter is
a pair of sine waves of unequal amplitude
a pair of sine waves of equal amplitudes
a pair of sine waves of equal amplitudes and opposite phase
a pair of sine waves of unequal amplitudes and opposite phase
⇒ Voltage standing wave pattern in a loss less transmission line with characteristic impedance 50 Ω and a resistive load is shown in the figu
50 Ω
200 Ω
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⇒
Assertion (A): Copper is a monoatomic solid.
Reason (R): In a metal the valence electrons belong to all atoms.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
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average power S of waveform
square of average power S of waveform
half of average power S of waveform
square root of average power S of waveform
⇒ For the NMOS gate in the given figure,
ABCDE
(AB + C) (D + E)
A(B + C) + DE
A + B C + DE
⇒ If each frequency component of f(t) is shifted by p/2, the resulting signal is
Hilbert transform of f(t)
Inverse Hilbert transform of f(t)
Laplace transform of f(t)
Fourier transform of f(t)
⇒ In 8085 which addressing mode is also called inherent addressing?
Direct
Register
Implicit
Immediate
⇒ Consider the sequence x(n) whose fourier transform X(e^{jω}) is depicted for - p ≤ ω ≤ p as shown in fig
1 - True, 2 - True, 3 - True, 4 - True
1 - False, 2 - True, 3 - False, 4 - True
1 - True, 2 - False, 3 - True, 4 - False
1 - False, 2 - False, 3 - False, 4 - True
⇒ Which junction has least junction capacitance?
Alloy
Grown
Diffused
Point contact
⇒ The operator precedence in Java is in the order
arithmetic operation, increment and decrement operation, comprassion, logical operation and assignment operation.
increment and decrement operation, arithmetic operation, comparison, logical operation and assignment operation.
comparison, arithmetic operation, increment and decrement operation, logical operation and assignment operation.
arithmetic operation, comparison operation, increment and decrement operation, logical operation and assignment operation.
⇒ How many roots with positive real parts do the equation s^{3} + s^{2} - s + 1 = 0 have?
Zero
One
Two
Three
⇒ In ferromagnetic materials
the atomic magnetic moments are antiparallel and unequal
the atomic magnetic moments are parallel
the constituent is iron only
one of the constituents is iron
⇒ A diode peak reading VTVM and thermocouple meter are connected across output of an amplitude modulated circuit. In the absence of modulation both meters read 10 V. When sinusoidal AM is applied, VTVM reads 15V The reading of thermocouple meter will be
10 V
12.5 V
14.1 V
15 V
⇒ Which one most appropriate dynamic system?
y(n) + y(n - 1) + y(n + 1)
y(n) + y(n - 1)
y(n) = x(n)
y(n) + y(n - 1) + y(n + 3) = 0
⇒ A reactance function
has a pole at origin
has a zero at origin
may have a pole or zero at origin
has a pole or zero at origin and a pole or zero at infinity
⇒ TRAP is __________ whereas RST 7.5, RST 6.5, RST 5.5 are __________ .
maskable, non-maskable
maskable, maskable
non-maskable, non-maskable
non-maskable, maskable
⇒ Which of the following is equivalent to x?
x EX-OR 0
x EX-NOR 0
1 NOR x
x AND x
⇒ Both X and Y plates of a CRO are excited by ac signals. The display is an ellipse which makes one rotation in 5 seconds. This means that
the frequency of one input is 5 times that of other
the difference between the frequencies of the two signals is one fifth of hertz
the difference between the frequencies of the two signals is 5 Hz
either (a) or (c)
⇒ Windows automatically starts CD player when one inserts audio CD in CD-ROM drive.
TRUE
FALSE
⇒ The colour on the extreme left in general purpose fixed resistors represents
first significant digit
tolerance
wattage rating
voltage rating
⇒ In a rectangular waveguide Z_{TE} . Z_{TM} is
η_{0}^{2}
1
1/ η_{0}^{2}
η_{0}
⇒ An antenna couple is used due to all of the following reasons except
to prevent reradiation of the local oscillator
to discriminate against harmonics
to make the antenna look resistive
to provide the output amplifier with the correct load impedance
⇒ If the bandwidth is increased by 2, the γ_{FM} γ_{AM} (where γ is the ratio of SNR of output to SNR at input, FM is frequency modulation and AM is amplitude modulation) is increased by a factor of
2
3
4
6
⇒ A rectangular waveguide, in dominant TE mode, has dimensions 10 cm x 15 cm. The cut off frequency is
10 GHz
1 GHz
15 GHz
25 GHz