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Mechanical engineering Questions and solutions set - 15

Mechanical engineering Questions and solutions set - 15
Question:-
Option (A)
(-1, 0)
Option (B)
(0, 1)
Option (C)
(-3, -1)
Option (D)
(3, 4)
Correct Option:
C
Question:-
Option (A)
(C1 + C2t)e-5t
Option (B)
C1e-2t
Option (C)
C1e-5t + C2e5t
Option (D)
C1e-5t + C2e2t
Correct Option:
A
Question:-
Option (A)
AAT = 1
Option (B)
A = A-1
Option (C)
AB = BA
Option (D)
(AB)T = BA
Correct Option:
D
Question:-
Option (A)
>0
Option (B)
2
Option (C)
0
Option (D)
unbounded
Correct Option:
A
Question Solution:
=
=10π + (-1 -1)
=10π - 2 > 0