Question is ⇒ The transfer function of a system is given by H(s) = 1/s2 (s - 2). The impulse response of the system is, Options are ⇒ (A) (t2* e-2t) U(t), (B) (t* e2t) U(t), (C) (te-2t) U(t), (D) (te2t) U(t), (E) , Leave your comments or Download question paper.

Question is ⇒ The transfer function of a system is given by H(s) = 1/s2 (s - 2). The impulse response of the system is, Options are ⇒ (A) (t2* e-2t) U(t), (B) (t* e2t) U(t), (C) (te-2t) U(t), (D) (te2t) U(t), (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	The transfer function of a system is given by H(s) = 1/s² (s - 2). The impulse response of the system is
A.	(t^2* e^-2t) U(t) [Wrong Answer]
B.	(t^* e^2t) U(t) [Correct Answer]
C.	(te^-2t) U(t) [Wrong Answer]
D.	(te^2t) U(t) [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 :

⇒ For the binary number 11101000, the equivalent hexadecimal number is
F 9
F 8
E 9
E 8

⇒ If V_a1 = V_a2 = 100 V and V_a0 = 0, then V_a, V_b, V_c are
200, -100 and -100 V
100, 100, 300 V
200, 100, 100 V
100, -100, 100 V

⇒ Watthour meter is an integrating instrument
TRUE
FALSE

⇒ For an RC admittance function
the lowest critical frequency is a zero
the highest critical frequency is a pole
the lowest critical frequency is zero and the highest critical frequency is a pole
the lowest critical frequency is a pole

⇒ Which one is discrete time periodic signal?
sin 3pn
cos 2pn
sin 3pn
all

⇒ The following switching functions are to be implemented using a decoder

f₁ = ∑m (1, 2, 4, 8, 10, 14)
f₂ = ∑m (2, 5, 9, 15)
f₃ = ∑m (2, 4, 5, 6, 7)

The minimum configuration of decoder is
2 to 4 line
3 to 8 line
4 to 16 line
5 to 32 line

⇒ In crystalline solids, atoms are stacked in a regular manner.
TRUE
FALSE

⇒ In which of the following circuits is op-amp used in open loop configuration?
Comparator
Summing amplifier
Integrating amplifier
Logarithmic amplifier

⇒ Determine the potential difference between the points A and B in the steady s
40 V
60 V
25 V
75 V

⇒ Which of the following is anti-ferromagnetic material?
CrSb
NIO
MnO
All of the above

⇒ Calculate the wave impedance for TM mode in rectangular waveguide for dominant mode at 3 GHz having
(120p) Ω
377 Ω
226 Ω
629 Ω

⇒ In push pull amplifier, each transistor conducts for
180°
360°
90°
45°

⇒ A 3 phase bridge inverter is fed by 400 V battery. The load is star connected and has a resistance of 10 Ω per phase. The peak value of load current is
40 A
20 A
0.416666666666667
0.208333333333333

⇒ The memory segment registers in 8086 are denoted by
AS, BS, CS, DS
BS, CS, SS, ES
CS, DS, SS, ES
DS, ES, FS, SS

⇒

Assertion (A): A p-n junction has high resistance in reverse direction.

Reason (R): When a reverse bias is applied to p-n junction, the width of depletion layer increases.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true

⇒ The first column of a Routh arra
2
3
4
5

⇒ Boolean expression for the output of XNOR (Equivalent) logic gate with inputs A and B is
AB + AB
AB + AB
(A + B). (A + B)
(A + B). (A + B)

⇒ Which of the following is necessary transistor action?
The base region must be very wide
The base region must be very narrow
The base region must be made of some insulating material
The collector region must be heavily doped

⇒ Z_L = 200 Ω and it is desired that Z_i = 50 Ω The quarter wave transformer should have a characteristic impedance of
100 Ω
40 Ω
10000 Ω
4 Ω

⇒ The noise performance of a square law demodulator of AM signal is
better than that of an envelope detector
better than that of a synchronous detector
identical with that of a synchronous detector
poorer than that of an envelope detector

⇒

Assertion (A): In a differential amplifier the current through common emitter resistor is called tail current

Reason (R): CMRR of an op-amp indicates how a differential signal amplified

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

⇒ The upper end of the d.c. load line is called the __________ point and the lower end is the __________ point.
cut off, saturation
saturation, active
saturation, cut off
active saturation

⇒ A series RC circuit has R = 5 Ω and C = 10 μF. The current in the circuit is 5 sin 20000t. The applied voltage is
252 sin (20000t + 45°)
252 sin (20000t - 45°)
252 sin 20000t
252 sin (20000t - 90°)

⇒ For a npn BJT transistor f_β is 1.64 x 10⁸ Hz. C_μ = 10^-14 F; C_p = 4 x 10^-13 F and DC current gain is 90. Find f_T and g_m (f_β = cut off frequency, C_μ = capacitance, C_p = parasitic capacitance, g_m = transconductance, f_T = gain BW product)
f_T = 1.47 x 10¹⁰ Hz ; g_m = 38 milli mho
f_T = 1.64 x 10⁸ Hz ; g_m = 30 milli mho
f_T = 1.47 x 10⁹ Hz ; g_m = 38 mho
f_T = 1.33 x 10¹² Hz; g_m = 0.37 m-mho

⇒ In load commutated chopper, the commutating element
is capacitor
is capacitor and inductor
is capacitor, inductor and auxiliary thyristor
any of the above depending on load

⇒ In a forward biased p-n junction current enters p material as hole current and leaves n material as electron current of the same magnitude.
TRUE
FALSE

⇒ Occasionally a discrete amplifier user RF chokes instead of collector resistors. Such amplifiers are inherently
low pass amplifiers
high pass amplifiers
band pass amplifiers
none of the above

⇒ An arrangement of several individual antennas to spaced and phased that their individual contributions combine in one preferred direction and cancel in all other directions, to get greater directive gain or directivity, is known as
directional radiation of antennas
antenna gain stability
array of antennas
none of the above

⇒ In a piezoelectric crystal, the application of mechanical force will cause
plastic deformation of crystal
magnetic dipoles in the crystal
electrical polarization in the crystal
shift in Fermi level

⇒ The most serious problems in ac bridge measurement is
eddy currents
leakage current
residual magnetism
stray fields