Mechanical Engineering - Theory of machines - Discussion

Discussion Forum : Theory of machines - Section 9 (Q.No. 42)
42.
Under logarithmic decrement, the amplitude of successive vibrations are
constant
in arithmetic progression
in geometric progression
in logarithmic progression
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Anurag said:   9 years ago
In logarithmic decrement,

Say, ln(X0/X1) = X0/X1 = X1/X2.

And X1= sqrt(X0X2) which is in geometric progression.

Rishi said:   1 decade ago
Why is it not logarithmic progression?

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