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Consider z transform of a signal as given b | |
A. | IIR [Wrong Answer] |
B. | FIR [Correct Answer] |
C. | Depends on value of n [Wrong Answer] |
D. | Cannot determined [Wrong Answer] |
View Answer
Explanation:-
Answer : B Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ In response to a unit step input the controller output in given figure is
proportional controller
proportional plus integral controller
integral controller
none of the above
⇒ In figure the zener cur
is always 130 mA
may vary between 10 mA and 130 mA
may vary between 60 mA and 130 mA
is always equal to 65 mA
⇒ In an intrinsic semiconductor, the intrinsic charge concentration at any absolute temperature T is proportional to
T
T^{2}
T^{3}
T^{4}
⇒ Among the filter, Bessel, Butterworth and chebyshev, the filter with maximally flat response is
all
butterworth
bessel
butterworth, Chebyshev
⇒ Choose correct option
var (X + Y) = Var (X) + Var (Y)
var (X - Y) = Var (X) + Var (Y)
var (X + Y) = Var (X) x Var (Y)
Both (a) and (b)
⇒ The h parameter equivalent to ac resistance r_{e} is
h_{ib}
h_{fe}
h_{ob}
h_{rb}
⇒ If the secondary winding of CT is opened when primary coil is carrying current
transformer will burn immediately
there will be weak flux density in core
there will be very high induced voltage in secondary
there will be high current in secondary
⇒ FM transmitting and receiving equipment as compared to AM equipment is
costly
cheaper
almost equally costly
none of the above
⇒ Consider the following features:
1 and 2
2 and 4
2 and 3
1 and 4
⇒ In the circuit of figure, PIV can be u
E_{m}
2 E_{m}
0.5 E_{m}
2 E_{m}
⇒
Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is correct but R is wrong
A is wrong but R is correct
⇒ Material which lack permanent magnetic dipoles are known as
paramagnetic
diamagnetic
ferromagnetic
ferrimagnetic
⇒ The DTFT of x(n) = δ(n) will be
1
0
∞
not defined
⇒ 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)
⇒ For Bode plot of (1 + jωT) has
slope of 20 dB/decade and phase angle + tan^{-1} (ωT)
slope of - 20 dB/decade and phase angle + tan^{-1} (ωT)
slope of 20 dB/decade and phase angle - tan^{-1} (ωT)
slope of - 40 dB/decade and phase angle - tan^{-1}(ωT)
⇒ Geosynchronous communication satellites travel around the earth in circular orbits with a forward speed of about __________ km/h.
11200
0
36000
22800
⇒ The input impedance of a non-inverting amplifier is very low.
TRUE
FALSE
⇒ Loading effect is primarily caused by instruments having
high resistance
high sensitivity
low sensitivity
high range
⇒ A transmitter power of 5 W is increased by 20 dB. The effective radiated power is
5 W
100 W
25 W
500 W
⇒ 11101_{2} x 10001_{2} =
111101101
111101100
11110
1100110
⇒ Which of the following represents the equivalent circuit of a crystal for crystal oscilla
Figure A
Figure B
Figure C
None of the above
⇒ Minute cracks in metals and minute faults in welded joints can be detected using
IR rays
UV rays
a rays
X-ray/γ-rays
⇒ If X(z) = (1 - az^{-1})^{-1} and |a| < |z|, the initial value x_{0} = 0
TRUE
FALSE
⇒ In microwave system the function of mode filter is
to suppress modes with lower cut off frequencies
to suppress modes with higher cut off frequencies
to change mode of wave transmission
both (b) and (c)
⇒ The equivalent resistance between terminals x and y figur
150 Ω
45 Ω
55 Ω
35 Ω
⇒ If operator 'a' = 1 ∠120° then (1 + a) =
-a
-a^{2}
a
-1
⇒ When a series RL circuit having power factor angle 0 is switched on to an ac voltage V_{m} sin (ωt + Φ), the transient term is zero if Φ = 0.
TRUE
FALSE
⇒ Figure is a 24 V_{r} stabilized power supply. The zener is 24 V, 600 mW. The minimum zener current is 10 mA. Proper values R and maximum load current
320 Ω, 10 mA
400 Ω, 15 mA
400 Ω, 10 mA
320 Ω, 15 mA
⇒ Decimal 1932 when converted into 10's complement will become
8868
8060
8608
8806
⇒ A line has Z_{0} = 300 ∠ 0° Ω. If Z_{L} = 150 ∠ 0° Ω, reflection coefficient is
0.5
0.3333
-0.3333
-0.5
⇒ In response to a unit step input the controller output in given figure is
proportional controller
proportional plus integral controller
integral controller
none of the above
⇒ In figure the zener cur
is always 130 mA
may vary between 10 mA and 130 mA
may vary between 60 mA and 130 mA
is always equal to 65 mA
⇒ In an intrinsic semiconductor, the intrinsic charge concentration at any absolute temperature T is proportional to
T
T^{2}
T^{3}
T^{4}
⇒ Among the filter, Bessel, Butterworth and chebyshev, the filter with maximally flat response is
all
butterworth
bessel
butterworth, Chebyshev
⇒ Choose correct option
var (X + Y) = Var (X) + Var (Y)
var (X - Y) = Var (X) + Var (Y)
var (X + Y) = Var (X) x Var (Y)
Both (a) and (b)
⇒ The h parameter equivalent to ac resistance r_{e} is
h_{ib}
h_{fe}
h_{ob}
h_{rb}
⇒ If the secondary winding of CT is opened when primary coil is carrying current
transformer will burn immediately
there will be weak flux density in core
there will be very high induced voltage in secondary
there will be high current in secondary
⇒ FM transmitting and receiving equipment as compared to AM equipment is
costly
cheaper
almost equally costly
none of the above
⇒ Consider the following features:
- negative operands cannot be used
- when immediate operand changes, the program should be reassembled
- the program is difficult to read
- the size of operand is restricted by word length of the computer
1 and 2
2 and 4
2 and 3
1 and 4
⇒ In the circuit of figure, PIV can be u
E_{m}
2 E_{m}
0.5 E_{m}
2 E_{m}
⇒
Assertion (A): A small section of high impedance line is equivalent to a series inductance.
Reason (R): A small section of a low impedance line is equivalent to a series resistance.
Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is correct but R is wrong
A is wrong but R is correct
⇒ Material which lack permanent magnetic dipoles are known as
paramagnetic
diamagnetic
ferromagnetic
ferrimagnetic
⇒ The DTFT of x(n) = δ(n) will be
1
0
∞
not defined
⇒ 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)
⇒ For Bode plot of (1 + jωT) has
slope of 20 dB/decade and phase angle + tan^{-1} (ωT)
slope of - 20 dB/decade and phase angle + tan^{-1} (ωT)
slope of 20 dB/decade and phase angle - tan^{-1} (ωT)
slope of - 40 dB/decade and phase angle - tan^{-1}(ωT)
⇒ Geosynchronous communication satellites travel around the earth in circular orbits with a forward speed of about __________ km/h.
11200
0
36000
22800
⇒ The input impedance of a non-inverting amplifier is very low.
TRUE
FALSE
⇒ Loading effect is primarily caused by instruments having
high resistance
high sensitivity
low sensitivity
high range
⇒ A transmitter power of 5 W is increased by 20 dB. The effective radiated power is
5 W
100 W
25 W
500 W
⇒ 11101_{2} x 10001_{2} =
111101101
111101100
11110
1100110
⇒ Which of the following represents the equivalent circuit of a crystal for crystal oscilla
Figure A
Figure B
Figure C
None of the above
⇒ Minute cracks in metals and minute faults in welded joints can be detected using
IR rays
UV rays
a rays
X-ray/γ-rays
⇒ If X(z) = (1 - az^{-1})^{-1} and |a| < |z|, the initial value x_{0} = 0
TRUE
FALSE
⇒ In microwave system the function of mode filter is
to suppress modes with lower cut off frequencies
to suppress modes with higher cut off frequencies
to change mode of wave transmission
both (b) and (c)
⇒ The equivalent resistance between terminals x and y figur
150 Ω
45 Ω
55 Ω
35 Ω
⇒ If operator 'a' = 1 ∠120° then (1 + a) =
-a
-a^{2}
a
-1
⇒ When a series RL circuit having power factor angle 0 is switched on to an ac voltage V_{m} sin (ωt + Φ), the transient term is zero if Φ = 0.
TRUE
FALSE
⇒ Figure is a 24 V_{r} stabilized power supply. The zener is 24 V, 600 mW. The minimum zener current is 10 mA. Proper values R and maximum load current
320 Ω, 10 mA
400 Ω, 15 mA
400 Ω, 10 mA
320 Ω, 15 mA
⇒ Decimal 1932 when converted into 10's complement will become
8868
8060
8608
8806
⇒ A line has Z_{0} = 300 ∠ 0° Ω. If Z_{L} = 150 ∠ 0° Ω, reflection coefficient is
0.5
0.3333
-0.3333
-0.5