1
GATE ME 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
Laplace transform of $$\cos \left( {\omega t} \right)$$ is
A
$${s \over {{s^2} + {\omega ^2}}}$$
B
$${\omega \over {{s^2} + {\omega ^2}}}$$
C
$${s \over {{s^2} - {\omega ^2}}}$$
D
$${\omega \over {{s^2} - {\omega ^2}}}$$
2
GATE ME 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
The Laplace transform of $${e^{i5t}}$$ where $$i = \sqrt { - 1} ,$$
A
$${{s - 5i} \over {{s^2} - 25}}$$
B
$${{s + 5i} \over {{s^2} + 25}}$$
C
$${{s + 5i} \over {{s^2} - 25}}$$
D
$${{s - 5i} \over {{s^2} + 25}}$$
3
GATE ME 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
At least one eigenvalue of a singular matrix is
A
positive
B
zero
C
negative
D
imaginary
4
GATE ME 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
At $$x=0,$$ the function $$f\left( x \right) = \left| x \right|$$ has
A
a minimum
B
a maximum
C
a point of inflection
D
neither a maximum nor minimum
EXAM MAP