Two identical springs of force constant k each are connected in series.  What will be the spring factor of the combination when they are connected in

(i)  Series

(ii)  Parallel

Asked by Topperlearning User | 18th May, 2015, 03:11: PM

Expert Answer:

(i) Series combination: 

begin mathsize 12px style 1 over straight K equals 1 over straight k plus 1 over straight k equals 2 over straight k
therefore straight K equals straight k over 2 end style

(ii) Parallel combination:

begin mathsize 12px style straight K equals straight k plus straight k equals 2 straight k end style

Answered by  | 18th May, 2015, 05:11: PM