Signal and Systems

Signal and Systems
Question:-
Option (A)
f(t) = -f(-t)
Option (B)
f(t) = + f(-t)
Option (C)
f(t) = (1/f(-t))
Option (D)
f(t) = - (t ¹T/2)
Correct Option:
B
Question:-
Option (A)
f(at) = aF(w)
Option (B)
f(at) = (2/a) F(w)
Option (C)
f(at) = (1/a) F(w/a)
Option (D)
None
Correct Option:
C
Question:-
Option (A)
¥-¥ f(t) e-st dt
Option (B)
¥0 f(t)e-jwt dt
Option (C)
¥-¥ f(t)e-jwt dt
Option (D)
¥-¥ f(t) e-jwt dt
Correct Option:
D
Question:-
Option (A)
F(jw) = j/w
Option (B)
F(jw) = jw
Option (C)
F(jw) = (1/jw)
Option (D)
F(jw) = 1/w
Correct Option:
C
Question:-
Option (A)
10[e-t + e-4t]
Option (B)
10[e-t - e-4t]
Option (C)
(10/3)[e-t + e-4t]
Option (D)
(10/3)[e-t - e-4t]
Correct Option:
A
Question:-
Option (A)
s / (s2-a2)
Option (B)
s / (s2+a2)
Option (C)
s / (s-a)
Option (D)
s / (s+a)
Correct Option:
B