One of the methods of vibration control is, controlling the natural frequencies of...

Q.

One of the methods of vibration control is, controlling the natural frequencies of the system and ______ under excitation.

A. Introducing a damping

B. Use of vibration isolator

C. addition of vibration absorber

D. avoiding resonance

Answer & Explanation

Answer : Option: D

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Q.

Magnification factor is defined as the ratio of

A. Steady state amplitude and static deflection of spring

B. Steady state amplitude and zero frequency amplitude

C. Both options (1) and (2)

D. Force transmitted to support and inertia force

Answer & Explanation

Q.

The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is

A. one

B. two

C. three

D. four

Answer & Explanation

Q.

For the free torsional vibration of a geared system which of the following statement is true?

A. Backlash in geared system

B. High inertia of shaft

C. Gearing teeth always in contact

D. High inertia of gear

Answer & Explanation

Q.

Vibration can be eliminated on the basis of theoretical analysis

A. never

B. always

C. sometimes

D. Can't say

Answer & Explanation

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One of the methods of vibration control is, controlling the natural frequencies of...

Q. One of the methods of vibration control is, controlling the natural frequencies of the system and ______ under excitation.

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More Questions Dynamics of Machinery:

Q. Magnification factor is defined as the ratio of

Q. The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is

Q. For the free torsional vibration of a geared system which of the following statement is true?

Q. Vibration can be eliminated on the basis of theoretical analysis

Q.

One of the methods of vibration control is, controlling the natural frequencies of the system and ______ under excitation.

Q.

Magnification factor is defined as the ratio of

Q.

The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is

Q.

For the free torsional vibration of a geared system which of the following statement is true?

Q.

Vibration can be eliminated on the basis of theoretical analysis