Question is ⇒ Consider an input x(t) as sh, Options are ⇒ (A) -2 < t < 6, (B) 0 < t < 11, (C) -2 < t < 5, (D) 2 < t < 6, (E) , Leave your comments or Download question paper.

Question is ⇒ Consider an input x(t) as sh, Options are ⇒ (A) -2 < t < 6, (B) 0 < t < 11, (C) -2 < t < 5, (D) 2 < t < 6, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Consider an input x(t) as sh
A.	-2 < t < 6 [Wrong Answer]
B.	0 < t < 11 [Correct Answer]
C.	-2 < t < 5 [Wrong Answer]
D.	2 < t < 6 [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 :

⇒ If V = 20 + j20, then log_e(A) A is
3.342 + j 45
28.28 ∠45°
400 ∠45°
3.342 + j 0.785

⇒ The voltage applied to an R-L circuit at t = 0 when switch is closed is 100 cos (100 t + 30°). The circuit resistance is 80 Ω and inductance is 0.6 H (in which initial current is zero). What is the maximum amplitude of current flowing through the circuit?
0.0416666666666667
0.0833333333333333
0.208333333333333
0.416666666666667

⇒ Video signals are transmitted through
amplitude modulation
frequency modulation
either amplitude or frequency modulation
neither amplitude nor frequency modulation

⇒ With respect to transmission parameters, which one of the following is correct?
A and B are dimensionless
B and C are dimensionless
A and D are dimensionless
B and D are dimensionless

⇒ The resolution of a DAC depends on which of the following?
The number of bits
Monotonicity
Reference voltage
The values of resistance

⇒ A lead compensator
speeds up the transient response
increases the stability margin
increases the stability margin and speeds up the transient-response.
none of the above.

⇒ The JFET in the circuit shown in figure has an I_DSS = 10 mA and V_p = -5V. The value of the resistance R_s for a drain current I_DS = 6.4 m
156 Ω
470 Ω
560 Ω
1 kΩ

⇒ In indicating instruments the controlling torque is provided by a spring.
TRUE
FALSE

⇒ The number of variables in a function is odd and the number of minterms with even number of 0's are same as the number of minterms with odd number at 1's, the expression formed can be represented in __________ as well as __________ form.
Ex - OR, NOR
Equivalence, Ex - OR
AND, Coincidence
OR, Ex - OR

⇒ Which of the following can be used as a buffer amplifier?
CE
CC
CB
Both (a) and (c)

⇒ For circuit in figure, which combination of V_TH and R_TH represents the circuit as seen from ab<
1 V, 10 Ω
1 V, 1000 Ω
1 mV, 1000 Ω
1 mV, 10 Ω

⇒ Equal amplitude ac signals are given as inputs to both inverting and given as inputs to both inverting and non-inverting terminals of an op-amp. The output will be zero when the phase difference between inputs is
0°
90°
180°
270°

⇒ If the inputs to a 2 input XOR gate are high then, the output is high.
TRUE
FALSE

⇒ In the dimension statement DIMENSION A (50, 50), K (100, 100) the total number of locations reserved will be
2500
100000
125000
250000

⇒ 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

⇒ Natural commutation can be used in :
DC circuits only
AC circuits only
both AC and DC circuits
none of the above

⇒ Epitaxial growth is used in IC_s
because it produces low parasitic capacitance
because it yields back to back isolating pn Junction
to grow single crystal n doped silicon on a single crystal P-type substrate
to grow Selectivity single crystal P doped silicon of one resistivity on a P type substrate of a different resistivity

⇒ A planar array radar uses a high gain planar array antenna.
TRUE
FALSE

⇒ The multiplication of two n bit numbers gives a product of length less than or equal to
n bits
2ⁿ bits
2n bits
2ⁿ - 1 bits

⇒ A loop antenna is a commonly used for
radar
direction finding
satellite communication
all of the above

⇒ A rectangular waveguide measures 3 x 4.5 cm internally and has a 10 GHz signal propagated in it. Calculate the guide wavelength for dominant mode.
13.5 m
3 m
88/3 m
3/88 m

⇒ Low gain-bandwidth product of a JFET is due to
reduced number of holes
junction capacitive effects
low degree of isolation between input and output
all of the above

⇒ Two sinusoidal waves 1 and 2 have peak values V_m1 and V_m2. Wave 1 is leading wave 2 by ∠θ. Which of the following is correct?
v₁ = V_m1 sin θ and v₂ = V_m2 cos θ
v₁ = V_m1 sin ωt and v₂ = V_m2 sin (ωt - θ)
v₁ = V_m1 sin (ωt + θ/2) and v₂ = V_m2 sin ωt
none of the above

⇒ In the equivalent circuit of a moving coil cone type loudspeaker, the mass of the moving system is represented by
a resistance
a capacitance
an inductance
a conductance

⇒ In a rectangular waveguide cutoff wavelength for TE₁₀mode is 8 cm. Then cutoff wavelength for TE₂₀ mode is
8 cm
6 cm
4 cm
2 cm

⇒ A signal is sampled at 8 kHz and is quantized using 8 bit uniform quantizer. Assuming SNR_q for a sinusoidal signal, the correct statement for PCM signal with a bit rate of R is
R = 32 KbPs, SNR_q = 25.8 dB
R = 64 KbPs, SNR_q = 49.8 dB
R = 64 KbPs, SNR_q = 58.8 dB
R = 32 KbPs, SNR_q = 49.8 dB

⇒ The main difference between the broadside arrays and end fire arrays is that
individual elements are fed with same current in broadside arrays and of different magnitude in end fire arrays
in broadside arrays the elements are equidistant whereas in end fire array the distance between elements increases progressively
the total number of elements in broadside array is always one and a half times that of elements in end fire arrays
in broadside array the individual elements are fed in, out of phase by 180° whereas in end fire array individual elements are fed with currents of equal magnitude but their phases vary progressively along the line in such a way as to make the entire arrangement substantially unidirectional

⇒ Consider the following statements: In a differential amplifier using JFET, the differential output offset is due to
mismatch between FET parameters
difference in values of resistances used in circuit
variation in supply voltage.
Of the statements, the correct statements are
1 and 2
1, 2, 3
2, 3
1, 3

⇒ Which converter is used in HVDC transmission?
3 pulse
6 pulse
12 pulse
24 pulse

⇒ In a superheterodyne receiver, the IF stage has better selectivity than RF stage because
of higher frequency
of lower frequency
of high L/C ratio
of constant passband

Users Also Read
Previous Papers

Aptitude

Reasoning

Gen.Knowledge

Speak English

English / Verbal

Online / Mock Test

Vedic Math