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GATE ME: Theory of Machines & Vibrations Champion Quiz 4

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Question 1

The differential equation governing the vibrating system is:

Question 2

In a spring, if mass is energy stored, then:

Question 3

With symbols having the usual meanings, the single degree of freedom system, represents

Question 4

Critical damping is the

Question 5

Which statement regarding damping is correct?

Question 6

The damping ratio of a single degree of freedom spring-mass-damper system with mass of 1 kg, stiffness 400 N/m and viscous damping coefficient of 25 N.s/m is ______

Question 7

For an under damped harmonic oscillator, resonance

Question 8

An automotive engine weighing 240 kg is supported on four springs with linear characteristics. Each of the front two springs have a stiffness of 16 MN/m while the stiffness of each rear spring is 32 MN/m. The engine seed (in rmp), at which resonance is likely to occur, is

Question 9

The natural frequency of the spring mass system shown in the figure is closest to

Question 10

In a vibrating system the spring has stiffness 32 N/m and the mass 2 kg. The system is having a damper whose coefficient of viscous damping is 8 N-s/m. The system is :
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May 7ESE & GATE ME