Login

Remember

Register

CarrierAdda QnA

Q&A
Hot!
Unanswered
Tags
Users
Ask a Question

Home
Machine Dynamics
Which of the following methods will give an...

Which of the following methods will give an incorrect relation of the frequency for free vibration?

← Prev Question Next Question →

+1 vote

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

Which of the following methods will give an incorrect relation of the frequency for free vibration?

(a) Equilibrium method

(b) Energy method

(c) Reyleigh’s method

(d) Klein’s method

I had been asked this question in class test.

My doubt is from Natural Frequency of Free Longitudinal Vibrations in section Longitudinal and Transverse Vibrations of Machine Dynamics

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

Facebook Twitter LinkedIn

Please log in or register to answer this question.

1 Answer

0 votes

answered Oct 16, 2022 by Fred (38.6k points)

Correct answer is (d) Klein’s method

Explanation: Equilibrium, Energy and Reyleigh’s method give the same relation between the natural frequency and displacement of free vibration whereas klein’s method is used to calculate velocity and acceleration of the parts of the mechanisms.

Please log in or register to add a comment.

Related questions

+1 vote

1 answer

A cantilever shaft having 50 mm diameter and length of 300 mm has a disc of mass 100 kg at its free end. The Young’s modulus for the shaft material is 200 GN/m^2. Calculate the natural longitudinal frequency in Hz.

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

+1 vote

1 answer

If the mass is of 10 Kg, find the natural frequency in Hz of the free longitudinal vibrations. The displacement is 0.01mm.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

+1 vote

1 answer

Find the natural frequency in Hz of the free longitudinal vibrations if the displacement is 2mm.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

+1 vote

1 answer

Find the displacement in mm of the free longitudinal vibrations if the Natural frequency is 15 Hz.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

+1 vote

1 answer

Find the displacement in mm of the free longitudinal vibrations if the Natural frequency is 20 Hz.

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

+1 vote

1 answer

A cantilever shaft has a diameter of 6 cm and the length is 40cm, it has a disc of mass 125 kg at its free end. The Young’s modulus for the shaft material is 250 GN/m². Calculate the static deflection in nm.

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

+1 vote

1 answer

Static deflection and frequency are independent of each other.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

+1 vote

1 answer

If the spring displacement is high then the frequency of the spring increases.

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free longitudinal vibrations

+1 vote

1 answer

A cantilever shaft having 50 mm diameter and a length of 300 mm has a disc of mass 100 kg at its free end. The Young’s modulus for the shaft material is 200 GN/m^2. Determine the frequency of transverse vibrations of the shaft.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free transverse vibrations

+1 vote

1 answer

In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
types of vibratory motion and natural frequency of free longitudinal vibrations

+1 vote

1 answer

A body of mass 20 kg is suspended from a spring which deflects 20mm under this load. Calculate the frequency of free vibrations in Hz.

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
damping factor & magnification factor

+1 vote

1 answer

The natural frequency (in Hz) of free longitudinal vibrations is equal to

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
vibratory motion

+1 vote

1 answer

If the mass increases, then the frequency of the free vibrations increases.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
damping factor & magnification factor

+1 vote

1 answer

In damped vibrations, the amplitude of the resulting vibration gradually reduces. This is due to the reason that an amount of energy is always dissipated to overcome the ________

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
frequency of free damped vibrations

+1 vote

1 answer

For the same dimensions of the shaft which of the following has the greater natural frequency?

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free transverse vibrations

+1 vote

1 answer

Increasing mass will result in lower frequency.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free transverse vibrations

+1 vote

1 answer

For the same dimensions of a beam, transverse vibrations have a lower frequency than longitudinal frequency.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free transverse vibrations

+1 vote

1 answer

While calculating the natural frequency of a spring-mass system, the effect of the mass of the spring is accounted for by adding X times its value to the mass, where X is

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
types of vibratory motion and natural frequency of free longitudinal vibrations

+1 vote

1 answer

The ratio of the maximum displacement of the forced vibration to the deflection due to the static force, is known as

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
vibratory motion

+1 vote

1 answer

In damped vibrations, the amplitude of the resulting vibration gradually diminishes.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
frequency of free damped vibrations

+1 vote

1 answer

Maximum displacement due to forced vibration is dependent on deflection due to static force.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
damping factor & magnification factor

+1 vote

1 answer

When there is a reduction in amplitude over every cycle of vibration, then the body is said to have

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
vibratory motion

+1 vote

1 answer

In vibration isolation system, if ω/ωn, then the phase difference between the transmitted force and the disturbing force is

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
types of vibratory motion and natural frequency of free longitudinal vibrations

+1 vote

1 answer

A cantilever shaft having 50 mm diameter and a length of 300 mm has a disc of mass 100 kg at its free end. The Young’s modulus for the shaft material is 200 GN/m^3. Determine the static deflection of the shaft in mm.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
longitudinal and transverse vibrations
natural frequency of free transverse vibrations

+1 vote

1 answer

A single cylinder oil engine works with a three rotor system, the shaft length is 2.5m and 70mm in diameter, the middle rotor is at a distance 1.5m from one end. Calculate the free torsional vibration frequency for a two node system in Hz if the mass moment of inertia of rotors in Kg-m^2 are: 0.15, 0.3 and 0.09. C=84 kN/mm^2

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

machine dynamics
torsional vibrations
torsionally equivalent shaft

Facebook Twitter LinkedIn

We welcome you to Carrieradda QnA with open heart. Our small community of enthusiastic learners are very helpful and supportive. Here on this platform you can ask questions and receive answers from other members of the community. We also monitor posted questions and answers periodically to maintain the quality and integrity of the platform. Hope you will join our beautiful community

Categories

All categories
Environmental Biotechnology (884)
Environmental Engineering (1.1k)
Enzyme Technology (752)
Farm Machinery (534)
Fermentation Technology (994)
Finite Element Method (480)
Fluid Mechanics (948)
Fluidization Engineering (267)
Food Engineering (984)
Food Packaging Technology (502)
Food Processing Unit Operations (663)
Foundry and Forging (381)
Genetic Engineering (710)
Geotechnical Engineering I (1.2k)
Geotechnical Engineering II (735)
Hazardous Waste Management (880)
Software Architecture (921)
Mass Transfer (499)
Machine Dynamics (772)
Machine Kinematics (912)
Irrigation Engineering (1.2k)
Linear Integrated Circuits (404)
Machine Design (0)
Machine Drawing (0)

Send feedback
About Us
Copyright
Privacy Policy
Terms of Use
Contact Us

Powered by TalkJarvis

...