GATE (TF) Textile 2008 Question Paper Solution | GATE/2008/TF/27

Question 27 (Textile Engineering & Fibre Science)

The particular solution of the differential equation y"+k^2y=\alpha\sin \omega t where k\neq \omega, is given by

(A)\frac{\alpha \sin \omega t}{k^2-\omega^2}
(B)\frac{\alpha \sin \omega t}{k^2+\omega^2}
(C)\frac{\alpha \cos \omega t}{k^2-\omega^2}
(D)\frac{\alpha \cos \omega t}{k^2+\omega^2}
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