Q3) A) select the correct answer:- 1-Inverse z-transform of the system can be calculated using: a) Partial fraction method b) Long division method c) Basic formula of the z-transform d) All of the mentioned 2- The ZOH is physically equivalent to:- a-D'A b- A/D c- filter 3- For jury stability test and characteristic equation is odd, the condition for stable d- both a and b. system cQ(-1) = 0, b)Q(-IXO, a)Ql-1)0 a)Ql-1))0

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Q3) A) select the correct answer:-
1-Inverse z-transform of the system can be calculated using:
a) Partial fraction method
b) Long division method
c) Basic formula of the z-transform
d) All of the mentioned
2- The ZOH is physically equivalent to:-
a-D/A b- A/D c- filter
3- For jury stability test and characteristic equation is odd, the condition for stable
d- both a and b.
system
cQ(-1) = 0, bQ(-IXO,
4- steady-state error for type two system and ramp input is equal
a) 1 .b) 0.c) infinity , d) there is a value
5-The roots of characteristic equation are
z = 0.244 + j0.970
a) System is stable ,b) system unstable, c) marginally stable
a)Q(-1)0
K2
B)
G(2) =
And T-0.5 sec.
(z-Xz-0.6065)
1- Find the value of(K) for the steady-state error to a unit-ramp input to be(0.25).
2- For the value of (K) found in part (a), find (C), (Wn) and (time-constant=r) of the
system
Transcribed Image Text:Q3) A) select the correct answer:- 1-Inverse z-transform of the system can be calculated using: a) Partial fraction method b) Long division method c) Basic formula of the z-transform d) All of the mentioned 2- The ZOH is physically equivalent to:- a-D/A b- A/D c- filter 3- For jury stability test and characteristic equation is odd, the condition for stable d- both a and b. system cQ(-1) = 0, bQ(-IXO, 4- steady-state error for type two system and ramp input is equal a) 1 .b) 0.c) infinity , d) there is a value 5-The roots of characteristic equation are z = 0.244 + j0.970 a) System is stable ,b) system unstable, c) marginally stable a)Q(-1)0 K2 B) G(2) = And T-0.5 sec. (z-Xz-0.6065) 1- Find the value of(K) for the steady-state error to a unit-ramp input to be(0.25). 2- For the value of (K) found in part (a), find (C), (Wn) and (time-constant=r) of the system
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