PhysicsEasy100×since 2002Q8201If two similar springs each of spring constant K₁ are joined in series, the new spring constant and time period would be changed by a factor :A12,22{1 \over 2},2\sqrt 221,22B14,22{1 \over 4},2\sqrt 241,22C12,2{1 \over 2},\sqrt 221,2D14,2{1 \over 4},\sqrt 241,2Check answerSkip