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Which of the following untuned vibration absorber uses friction plates?

Q.  
Which of the following untuned vibration absorber uses friction plates?


Answer & Explanation

Answer :   Option: C


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In under damped vibrating system, if x1 and x2 are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to

A. x1/x2

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C. loge (x1/x2)

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Answer & Explanation

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The unbalanced force caused due to reciprocating mass is given by the equation

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B. mrω2 sin θ + mrω2 (cos 2θ/n)

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Answer & Explanation

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Answer & Explanation

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Answer & Explanation
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