Amobile phone has a small motor with an eccentricmass used for vibrator mode. The location of theeccentric mass on motor with respect to center ofgravity (CG) of the mobile and the rest of thedimension of the mobile phone are shown. Themobile is kept on a flat horizontal surface.CGMotor10 cmEccentricMass6 cm3 cmGiven in addition that the eccentric mass = 2grams, eccentricity 2.19 mm, mass of themobile = 90 grams, g= 9.81 m/s?. Uniformspeed of the motor in RPM for which the mobilewill get just lifted off the ground at the end Qis approximately

Given data; as given in fig, Eccnetric mass (m)= 2 geccentricity= 2.19 mmmass of mobile=90 gg=9.81…

Answered: speed of the motor in RPM for which the…

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speed of the motor in RPM for which the mobile will get just lifted off the ground at the end Q is approximately

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter1: Introduction To Statics

Section: Chapter Questions

Problem 1.12P: A differential equation encountered in the vibration of beams is d4ydx4=2D where x = distance...

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Question

Amobile phone has a small motor with an eccentric
mass used for vibrator mode. The location of the
eccentric mass on motor with respect to center of
gravity (CG) of the mobile and the rest of the
dimension of the mobile phone are shown. The
mobile is kept on a flat horizontal surface.
CG
Motor
10 cm
Eccentric
Mass
6 cm
3 cm
Given in addition that the eccentric mass = 2
grams, eccentricity 2.19 mm, mass of the
mobile = 90 grams, g= 9.81 m/s?. Uniform
speed of the motor in RPM for which the mobile
will get just lifted off the ground at the end Q
is approximately

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A mobile phone has a small motor with an eccentric mass used for vibrator mode. The location of the eccentric mass on motor with respect to center of gravity (CG) of the mobile and the rest of the dimension of the mobile phone are shown. The mobile is kept on a flat horizontal surface. CG Motor 10 cm Eccentric Q Mass /- 3 cm 6 cm Given in addition that the eccentric mass 2 %3D grams, eccentricity = 2.19 mm, mass of the mobile = 90 grams, g= 9.81 m/s2. Uniform %3D %3D speed of the motor in RPM for which the mobile will get just lifted off the ground at the end Q is approximately
Vibrations
Vipretion