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Dynamics Of Machinery

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A horizontal gas engine running at $210 rpm$ has a bore of $220 mm$ and a stroke of $440 mm.$ the connecting rod is $924 mm$ long and the reciprocating parts weigh $20 kg.$
dynamics of machinery updated 3.9 years ago by bhaveshkumarn.pasi • 390
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The torsional pendulum with a disc of moment of inertia $J = 0.05 \ kg-m^2$ immersed in a viscous fluid is shown in figure. During vibrations of pendulum,
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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Dynamically equivalent system.
dynamics of machinery updated 3.9 years ago by bhaveshkumarn.pasi • 390
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Numerical : 5
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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A cylinder of mass m and radius r rolls without slipping on a concave cylinder surface of radius R. find the natural frequency of oscillations.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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A machine of 20kg mass is mounted on a spring and damper with spring stiffness 8KN/m and damping coefficient 130 Ns/m.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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A tail rotor section of the helicopter consistent of four blades, each of mass 2.3 kg and an engine box of mass 28.5 kg. The centre of gravity of each blade is 170 mm from the rotational axis.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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The crank pin circle radius of a horizontal engine is $300 mm.$ the mass of the reciprocating parts is $250 kg.$ When the crank has traveled $60^\circ$ from IDC,
dynamics of machinery updated 3.9 years ago by bhaveshkumarn.pasi • 390
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A moment Mosin wt is applied to the end of the end of the bat of figure.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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All the arms of a porter governor are $178mm$long and are hinged @ a distance of $38mm$ from the axis of rotation. The mass of each ball is $1.15 kg$ and mass of each sleeve is $20 kg.$
dynamics of machinery updated 3.9 years ago by bhaveshkumarn.pasi • 390
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A vibrometer having a natural frequency of 4 rad/s and damping ratio of 0.2 is attached to a structure that performs a harmonic motion
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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If the crank and the connecting rod are $300 mm$ and $1 m$ long respectively and the crank rotates at a constant speed of $200 rpm,$
dynamics of machinery updated 3.9 years ago by bhaveshkumarn.pasi • 390
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A TMD for 4 stroke gas engine may be assumed for simplicity to be represented by four triangles the areas of which from the line of zero pressure are as follows
dynamics of machinery updated 3.9 years ago by bhaveshkumarn.pasi • 390
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An accelerometer has a suspended mass of 0.01 kg with a damped natural frequency of vibration 150 Hz
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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Gyroscope effect on ship.
dynamics of machinery updated 3.9 years ago by bhaveshkumarn.pasi • 390
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An under damped shock absorber is to be designed for a motorcycle of mass 200 kg such that during a road bump,
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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Derive the differential eq, governing the motion of the system, use x as the generalizing co-ordinate, assume small x and determine the natural frequency of the system.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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FREE VIBRATIONS WITH VISCOUS DAMPING.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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The mass of a spring mass da shpot system is given an initial velocity from the equilibrium position of 'Awn' where $W_n$ is the undamped natural frequency of the system, find the equation of motion.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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Case 5: vibration measuring instrument.
dynamics of machinery updated 14 months ago by pedsangini276 • 4.7k
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TYPES OF DAMPING
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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Find out natural frequency of given system.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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A helical spring has both ends securely fixed one vertical above the other and a mass is attached to the spring at some intermediate point.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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Newton's method and energy method.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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Explain Newton's Method.
dynamics of machinery updated 4.0 years ago by bhaveshkumarn.pasi • 390
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