1
GATE ME 2016 Set 3
Numerical
+2
-0
A single degree of freedom spring-mass system is subjected to a harmonic force of constant amplitude. For an excitation frequency of $$\sqrt {{{3k} \over m}} ,$$ the ratio of the amplitude of steady state response to the static deflection of the spring is __________ GATE ME 2016 Set 3 Theory of Machines - Vibrations Question 17 English
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2
GATE ME 2016 Set 2
Numerical
+2
-0
The system shown in the figure consists of block A of mass 5 kg connected to a spring through a massless rope passing over pulley B of radius r and mass 20 kg. The spring constant k is 1500 N/m. If there is no slipping of the rope over the pulley, the natural frequency of the system is_____________ rad/s. GATE ME 2016 Set 2 Theory of Machines - Vibrations Question 18 English
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3
GATE ME 2015 Set 2
MCQ (Single Correct Answer)
+2
-0.6
A single-degree-freedom spring mass system is subjected to a sinusoidal force of $$10$$ N amplitude and frequency $$\omega $$ along the axis of the spring. The stiffness of the spring is $$150$$N/m, damping factor is $$0.2$$ and the undamped natural frequency is $$10$$$$\omega $$. At steady state, the amplitude of vibration (in m) is approximately
A
$$0.05$$
B
$$0.07$$
C
$$0.70$$
D
$$0.90$$
4
GATE ME 2015 Set 1
MCQ (Single Correct Answer)
+2
-0.6
Considering massless rigid rod and small oscillations, the natural frequency (in rad/s) of vibration of the system shown in the figure is GATE ME 2015 Set 1 Theory of Machines - Vibrations Question 25 English
A
$$\sqrt {{{400} \over 1}} $$
B
$$\sqrt {{{400} \over 2}} $$
C
$$\sqrt {{{400} \over 3}} $$
D
$$\sqrt {{{400} \over 4}} $$
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