What is efficiency of pneumatic isolators?

Q.  Which of the following statements is/are false for pneumatic isolators ?

1. Pneumatic isolators are used when driving frequencies below 10 Hz are present
2. Nausea is caused due to noise at low frequencies
3. At high natural frequencies, isolators can obtain efficiency of 90%
4. Pneumatic isolators have limited load carrying capacity

- Published on 11 Sep 15

a. Only statement 1
b. Only statement 3
c. Only statement 2, 4
d. All the above statements are false

ANSWER: Only statement 3


  • atul   -Posted on 31 May 19
    Dynamics of mechine

Post your comment / Share knowledge

Enter the code shown above:
(Note: If you cannot read the numbers in the above image, reload the page to generate a new one.)