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3
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Find the natural frequency of vibration of a spring-mass system arranged on an inclined plane, as shown in Fig.
mechanical vibrations updated 4.1 years ago by phenjoisilab • 0
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Determine the natural frequency of the spring mass pulley system shown in figure
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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With a neat diagram explain working principle of a vibrometer.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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A commercial type vibration pick up has a natural frequency of 5.75 Hz and a damping factor of 0.65, what is lowest frequency beyond which the amplitude can be measured within 2% error
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Define whirling speed. Derive the equation for the critical speed of a light shaft with a single disc without damping
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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What is logarithmic decrement and what is its importance? Explain logarithmic decrement for spring mass underdamped system.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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find the natural frequency by Dunkerleys method
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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A vibration pickup has a natural frequency of 5 Hz and a damping ratio of $\zeta=0.5$ Find the lowest frequency that can be measured with a 1 percent error.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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1.9k
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find: a. The masses of A and D. b. The distance between planes C and D c. The angular position of mass D.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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In an automatic filling process 500gms of certain liquid was to be filled in bags. The permissible variation is $\pm$ 5gms.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Calculate the central line and variable control limits of P chart using 3-sigma control limits and indicate the values that are out of control?
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Determine the spring stiffness and damping constant.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Find: i. The force transmitted to the foundation at 1000 rpm. ii. The force transmitted to the foundation at resonance and iii. The amplitude of vibration at resonance.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Explain why only a part of the primary unbalanced force due -O the reciprocating masses is balanced by revolving masses
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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he system shown in figure is displaced from its static equlibrium position to the right a distance of 0.01m
mechanical vibrations updated 4.2 years ago by phenjoisilab • 0
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How do you find the response of a viscously damped system under rotating unbalanced.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Determine: a. Stiffness of each spring. b. Dynamic force transmitted to the base at operating speed. c. Natural frequency of the system
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Determine the out of balance primary and secondary forces and couples on the engine taking a plane midway between the cylinder 3 and 4 as a reference plane
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Determine the effect of the mass of the spring on the natural frequency of the system shown in figure
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Find the natural frequency and length of the pendulum.
mechanical vibrations updated 4.2 years ago by phenjoisilab • 0
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1.2k
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Compute displacement, velocity & acceleration of machine. Damping factor of seismic instrument is neglected.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Determine a. Amplitude of vibration of machine. b. Force transmitted to the foundation. c. Phase lag d. Phase angle between transmitted force & exited force.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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In what ratio will the amplitude of vibration be reduced after 5 cycles.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Determine the displacement amplitude of the vehicle
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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Examine the engine for the balance of primary and secondary forces and couples.
mechanical vibrations updated 3.9 years ago by phenjoisilab • 0
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