(A): A undamped springp-mass system is simplest free vibration system.(R): It has three degrees of freedom.

(A): A undamped springp-mass system is simplest free vibration system.

1.	(A): A undamped springp-mass system is simplest free vibration system.(R): It has three degrees of freedom.
Answer» Both (A) and ( R) are TRUE and (R ) is the CORRECT EXPLANATION of (A) Both (A) and (R ) are true and (R) is not the correct explanation of (A) (A) is true but (R ) is false Both (A) and (R ) are false ANSWER :C