General Studies · Mechanical Vibrations
In analysing the transverse vibration of a simply supported beam with uniform mass distribution, Dunkerley's method approximates the fundamental frequency by considering the beam as:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1a single equivalent mass at the centre
- 2distributed load with Rayleigh's energy method
- 3a series of point masses with deflection influence coefficients✓
- 4fixed-end moments without mass lumping
Correct answer
a series of point masses with deflection influence coefficients
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