1
GATE ME 2017 Set 2
MCQ (Single Correct Answer)
+1
-0.3
A mass $$m$$ is attached to two identical springs having spring constant $$k$$ as shown in the figure. The natural frequency of this single degree of freedom system is GATE ME 2017 Set 2 Theory of Machines - Vibrations Question 44 English
A
$$\sqrt {{{2k} \over m}} $$
B
$$\sqrt {{{k} \over m}} $$
C
$$\sqrt {{{k} \over 2m}} $$
D
$$\sqrt {{{4k} \over m}} $$
2
GATE ME 2017 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The damping ratio for a viscously damped spring mass system, governed by the relationship $$\,m{{{d^2}x} \over {d{t^2}}} + c{{dx} \over {dt}} + kx = f\left( t \right),\,\,\,$$ is given by
A
$$\sqrt {{c \over {mk}}} $$
B
$${c \over {2\sqrt {km} }}$$
C
$${c \over {\sqrt {km} }}$$
D
$$\sqrt {{c \over {2mk}}} $$
3
GATE ME 2016 Set 3
Numerical
+1
-0
The static deflection of a spring under gravity, when a mass of 1 kg is suspended from it, is 1 mm. Assume the acceleration due to gravity g =10 m/s2 . The natural frequency of this spring-mass system (in rad/s) is _____________
Your input ____
4
GATE ME 2016 Set 1
Numerical
+1
-0
A single degree of freedom spring mass system with viscous damping has a spring constant of 10 kN/m. The system is excited by a sinusoidal force of amplitude 100 N. If the damping factor (ratio) is 0.25, the amplitude of steady state oscillation at resonance is ________mm.
Your input ____
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