The vibrations of the body with no resistance to its motion known as A. Damped Vibrations B. Undamped Vibrations C. Both D. None

The vibrations of the body with no resistance to its motion known as
A. Damped Vibrations
B. Undamped Vibrations
C. Both
D. None
by

1 Answer

Answer :

B. Undamped Vibrations
by

Related questions

Which type of vibrations are also known as transient vibrations? A) Undamped vibrations B) Damped vibrations C) Torsional vibrations D) Transverse vibrations

Description : Which type of vibrations are also known as transient vibrations? A) Undamped vibrations B) Damped vibrations C) Torsional vibrations D) Transverse vibrations

Last Answer : B) Damped vibrations

Which type of vibrations are also known as transient vibrations? a. Undamped b. Damped c. Torsional d. Transverse vibrations

Description : Which type of vibrations are also known as transient vibrations? a. Undamped b. Damped c. Torsional d. Transverse vibrations

Last Answer : b. Damped

In which type of vibrations, amplitude of vibration goes on decreasing every cycle? A) Damped vibrations B) Undamped vibrations C) Both a. and b. D) None of the above

Description : In which type of vibrations, amplitude of vibration goes on decreasing every cycle? A) Damped vibrations B) Undamped vibrations C) Both a. and b. D) None of the above

Last Answer : A) Damped vibrations

In which type of vibrations, amplitude of vibration goes on decreasing every cycle? a. Damped vibrations b. Undamped vibrations c. Both a. and b. d. None of the above

Description : In which type of vibrations, amplitude of vibration goes on decreasing every cycle? a. Damped vibrations b. Undamped vibrations c. Both a. and b. d. None of the above

Last Answer : a. Damped vibrations

In coulomb damping the frequency of damped vibrations is A Equal to that of undamped vibrations B Less than that of undamped vibrationsC More than that of undamped vibrations D Independent of the frequency of undamped vibration

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Last Answer : A Equal to that of undamped vibrations

In case of viscous damping the frequency of damped vibration is A) Equal to that of undamped vibrations B) Less than that of undamped vibrations C) Greater than that of undamped vibrations D) Independent than that of undamped vibrations

Description : In case of viscous damping the frequency of damped vibration is A) Equal to that of undamped vibrations B) Less than that of undamped vibrations C) Greater than that of undamped vibrations D) Independent than that of undamped vibrations

Last Answer : B) Less than that of undamped vibrations

What is meant by critical damping coefficient? * 1 point (A) Frequency of damped free vibrations is less than zero (B). The motion is a periodic in nature (C). Both a. and b. (D). None of the above

Description : What is meant by critical damping coefficient? * 1 point (A) Frequency of damped free vibrations is less than zero (B). The motion is a periodic in nature (C). Both a. and b. (D). None of the above

Last Answer : (C). Both a. and b.

What is meant by critical damping coefficient? A Frequency of damped free vibrations is less than zero B The motion is aperiodic in nature C Both a. and b. D None of the above

Description : What is meant by critical damping coefficient? A Frequency of damped free vibrations is less than zero B The motion is aperiodic in nature C Both a. and b. D None of the above

Last Answer : B The motion is aperiodic in nature

What is meant by critical damping coefficient? B ( A )Frequency of damped free vibrations is less than zero ( B )The motion is aperiodic in nature ( C )Both a. and b. (D)None of the above

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Last Answer : ( B )The motion is aperiodic in nature

What is meant by critical damping coefficient? a. Frequency of damped free vibrations is less than zero b. The motion is aperiodic in nature c. Both a. and b. d. None of the above

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Last Answer : b. The motion is aperiodic in nature

When no external force is acting on the vibrating body, the vibrations are said to be A. Free Vibrations B. Forced Vibrations C. Loaded Vibrations D. Undamped Vibrations

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Last Answer : A. Free Vibrations

When the external force is acting on the vibrating body, the vibrations are said to be A. Natural Vibrations B. Forced Vibrations C. Loaded Vibrations D. Undamped Vibrations

Description : When the external force is acting on the vibrating body, the vibrations are said to be A. Natural Vibrations B. Forced Vibrations C. Loaded Vibrations D. Undamped Vibrations

Last Answer : B. Forced Vibrations

For an under damped harmonic oscillator, resonance A Occurs when excitation frequency is greater than undamped natural frequency B Occurs when excitation frequency is less than undamped natural frequency C Occurs when excitation frequency is equal to undamped natural frequency D Never occurs

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Last Answer : C Occurs when excitation frequency is equal to undamped natural frequency

Calculate damped natural frequency, if a spring mass damper system is subjected to periodic disturbing force of 30 N. Damping coefficient is equal to 0.76 times of critical damping coefficient and undamped natural frequency is 5 rad/sec A. 3.99 rad/sec B. 2.13 rad/sec C. 4.12 rad/sec D. 3.24 rad/sec

Description : Calculate damped natural frequency, if a spring mass damper system is subjected to periodic disturbing force of 30 N. Damping coefficient is equal to 0.76 times of critical damping coefficient and undamped natural frequency is 5 rad/sec A. 3.99 rad/sec B. 2.13 rad/sec C. 4.12 rad/sec D. 3.24 rad/sec

Last Answer : D. 3.24 rad/sec

For an under damped harmonic oscillator, resonance a) occurs when excitation frequency is greater than undamped natural frequency b) occurs when excitation frequency is less than undamped natural frequency c) occurs when excitation frequency is equal to undamped natural frequency d) never occurs

Description : For an under damped harmonic oscillator, resonance a) occurs when excitation frequency is greater than undamped natural frequency b) occurs when excitation frequency is less than undamped natural frequency c) occurs when excitation frequency is equal to undamped natural frequency d) never occurs

Last Answer : c) occurs when excitation frequency is equal to undamped natural frequency

For an under damped harmonic oscillator, resonance a) occurs when excitation frequency is greater than undamped natural frequency b) occurs when excitation frequency is less than undamped natural frequency c) occurs when excitation frequency is equal to undamped natural frequency d) never occurs

Description : For an under damped harmonic oscillator, resonance a) occurs when excitation frequency is greater than undamped natural frequency b) occurs when excitation frequency is less than undamped natural frequency c) occurs when excitation frequency is equal to undamped natural frequency d) never occurs

Last Answer : c) occurs when excitation frequency is equal to undamped natural frequency

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 ________ * 1 point (A) Frictional resistance (B) Work done(C) Fluid pressure (D) Air pressure

Description : 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 ________ * 1 point (A) Frictional resistance (B) Work done(C) Fluid pressure (D) Air pressure

Last Answer : (A) Frictional resistance

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 ________ a) Frictional resistance b) Work done c) Fluid pressure d) Air pressure

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Last Answer : a) Frictional resistance

When the body vibrates under the influence of external force, then the body is said to be under ___________ . * 1 point (A) free vibrations (B) natural vibrations (C) forced vibrations (D) damped vibrations

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Last Answer : (C) forced vibrations

In damped free vibrations, which parameters indicate vibrations? A) Natural frequency B) Rate of decay of amplitude C) Both a. and b. D) None of the above

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Last Answer : C) Both a. and b.

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Last Answer : c. Both a. and b.

According to D' Alembert's principle, m (d 2 x/ dt 2 ) + c (dx/dt) + Kx =0 is the differential equation for damped free vibrations having single degree of freedom. What will be the solution to this differential equation if the system is critically damped? A x = (A + Bt) e – ωt B x = X e – ξωt (sin ω d t + Φ) C x = (A – Bt) e – ωt D x = X e – ξωt (cos ω d t + Φ)

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Last Answer : A x = (A + Bt) e – ωt

According to D' Alembert's principle, m (d 2 x/ dt 2 ) + c (dx/dt) + Kx =0 is the differential equation for damped free vibrations having single degree of freedom. What will be the solution to this differential equation if the system is critically damped? A. x = (A + Bt) e – ωt B. x = X e – ξωt (sin ω d t + Φ) C. x = (A – Bt) e – ωt D. x = X e – ξωt (cos ω d t + Φ

Description : According to D' Alembert's principle, m (d 2 x/ dt 2 ) + c (dx/dt) + Kx =0 is the differential equation for damped free vibrations having single degree of freedom. What will be the solution to this differential equation if the system is ... ) C. x = (A - Bt) e - ωt D. x = X e - ξωt (cos ω d t + Φ

Last Answer : A. x = (A + Bt) e – ωt

According to D' Alembert's principle, m (d 2 x/ dt 2 ) + c (dx/dt) + Kx =0 is the A differential equation for damped free vibrations having single degree of freedom. What will be the solution to this differential equation if the system is critically damped? ( A ) x = (A + Bt) e – ωt (B)x = X e – ξωt (sin ω d t + Φ) (C)x = (A – Bt) e – ωt ( D )x = X e – ξωt (cos ω d t + Φ

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Last Answer : a. x = (A + Bt) e – ωt

If the damping factor for a vibrating system is unity, then the system will be (A) overdamped (B) underdamped (C) critically damped (D) without vibrations

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The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + s/m X x = 0 If the roots of this equation are real, then the system will be A. over damped B. under damped C. critically damped D. none of the mentioned

Description : The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + s/m X x = 0 If the roots of this equation are real, then the system will be A. over damped B. under damped C. critically damped D. none of the mentioned

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The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + k/m X x = 0 If the roots of this equation are real, then the system will be a) over damped b) under damped c) critically damped d) none of the mentioned Ans:a

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Last Answer : a) over damped

Resistance to the vibrations is known as A. Whipping B. Slipping C. Damping D. Underdamping

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Last Answer : C. Damping

What is the effect on the undamped natural frequency of a single-degree-of-freedom system if the mass of the system is increased? A The frequency will increase B The frequency will stay the same C The frequency will decrease D None of these

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Last Answer : C The frequency will decrease

What is the effect on the undamped natural frequency of a single-degree-of- C freedom system if the mass of the system is increased? ( A ) The frequency will increase ( B ) The frequency will stay the same ( C ) The frequency will decrease ( D ) None of these

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Last Answer : ( C ) The frequency will decrease

The response of an Undamped system under resonance will be a. very large b. infinity c. zero

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Last Answer : b. infinity

For an underdamped harmonic oscillator, resonance ______. (A) occurs when excitation frequency is greater than the undamped natural frequency (B) occurs when excitation frequency is less than the undamped natural frequency (C) occurs when excitation frequency is equal to the undamped natural frequency (D) never occurs

Description : For an underdamped harmonic oscillator, resonance ______. (A) occurs when excitation frequency is greater than the undamped natural frequency (B) occurs when excitation frequency is less than the ... ) occurs when excitation frequency is equal to the undamped natural frequency (D) never occurs

Last Answer : (C) occurs when excitation frequency is equal to the undamped natural frequency

What is the effect on the undamped natural frequency of a single-degree-of-freedom system if the stiffness of one or more of the springs is increased? (A) The frequency will increase (B) The frequency will stay the same (C) The frequency will decrease (D) None of these

Description : What is the effect on the undamped natural frequency of a single-degree-of-freedom system if the stiffness of one or more of the springs is increased? (A) The frequency will increase (B) The frequency will stay the same (C) The frequency will decrease (D) None of these

Last Answer : (A) The frequency will increase

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Description : What is the effect on the undamped natural frequency of a single-degree-of-freedom system if the mass of the system is increased? A) The frequency will increase (B) The frequency will stay the same (C) The frequency will decrease (D) None of these

Last Answer : (C) The frequency will decrease

When there is a reduction in amplitude over every cycle of vibration, then the body is said to have A Free vibration B Forced vibration C Damped vibration D None of the mentioned

Description : When there is a reduction in amplitude over every cycle of vibration, then the body is said to have A Free vibration B Forced vibration C Damped vibration D None of the mentioned

Last Answer : C Damped vibration

When there is a reduction in amplitude over every cycle of vibration, then the body is said to have ( A ) Free vibration ( B ) Forced vibration ( C ) Damped vibration ( D ) None of the mentioned

Description : When there is a reduction in amplitude over every cycle of vibration, then the body is said to have ( A ) Free vibration ( B ) Forced vibration ( C ) Damped vibration ( D ) None of the mentioned

Last Answer : ( C ) Damped vibration

When there is a reduction in amplitude over every cycle of vibration, then the body is said to have a) free vibration b) forced vibration c) damped vibrationd) under damped vibration

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Last Answer : c) damped vibration

When there is a reduction in amplitude over every cycle of vibration, then the body is said to have a) free vibration b) forced vibration c) damped vibration d) under damped vibration

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Last Answer : c) damped vibration

When there is a reduction in amplitude over every cycle of vibration, then the body is said to have a) free vibration b) forced vibration c) damped vibration d) none of the mentioned

Description : When there is a reduction in amplitude over every cycle of vibration, then the body is said to have a) free vibration b) forced vibration c) damped vibration d) none of the mentioned

Last Answer : c) damped vibration

Due to energy dissipation by viscous forces in air, if simple harmonic variations of a pendulum die away after some time, then oscillation is said to be: A. undamped B. free C. damped D. dependent

Description : Due to energy dissipation by viscous forces in air, if simple harmonic variations of a pendulum die away after some time, then oscillation is said to be: A. undamped B. free C. damped D. dependent

Last Answer : damped

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Description : Longitudinal vibrations are said to occur when the particles of a body moves A Perpendicular to its axis B Parallel to its axis C In a circle about its axis D None of the mentioned

Last Answer : B Parallel to its axis

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Description : Longitudinal vibrations are said to occur when the particles of a body moves (A) Perpendicular to its axis B (B) Parallel to its axis (C) In a circle about its axis (D) None of the mentioned

Last Answer : (B) Parallel to its axis

Longitudinal vibrations are said to occur when the particles of a body moves a) perpendicular to its axis b) parallel to its axis c) in a circle about its axis d) none of the mentioned

Description : Longitudinal vibrations are said to occur when the particles of a body moves a) perpendicular to its axis b) parallel to its axis c) in a circle about its axis d) none of the mentioned

Last Answer : b) parallel to its axis

Longitudinal vibrations are said to occur when the particles of a body moves a) perpendicular to its axis b) parallel to its axis c) in a circle about its axis d) none of the mentioned

Description : Longitudinal vibrations are said to occur when the particles of a body moves a) perpendicular to its axis b) parallel to its axis c) in a circle about its axis d) none of the mentioned

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In vibrometer, the relative motion between the mass and vibrating body is converted into proportional ________. (A) current (B) voltage (C) resistance (D) ampere

Description : In vibrometer, the relative motion between the mass and vibrating body is converted into proportional ________. (A) current (B) voltage (C) resistance (D) ampere

Last Answer : (B) voltage

The resistance to the motion of the body is provided by ______ a) Medium of vibration b) Speed of vibration c) Length of the material d) External friction

Description : The resistance to the motion of the body is provided by ______ a) Medium of vibration b) Speed of vibration c) Length of the material d) External friction

Last Answer : a) Medium of vibration

When a body is subjected to transverse vibrations, the stress induced in a body will be A Shear stress B Bending stress C Tensile stress D Compressive stress

Description : When a body is subjected to transverse vibrations, the stress induced in a body will be A Shear stress B Bending stress C Tensile stress D Compressive stress

Last Answer : B Bending stress