One way of improving vibration isolation is to decrease the mass of

Question

         Consider the following statements:

1.   One way of improving vibration isolation is to decrease the mass of the vibrating object.           

2. For effective isolation, the natural frequency of the system should be far less thank the exciting frequency.

Which of the statements given above is/are correct?                         

(a) 1 only                        (b) 2 only

(c) Both I and 2              (d) Neither 1 nor 2