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Simple Harmonic Motion question

2021 · 26 Feb · Shift 1 · Q53
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  5. /2021 · 26 Feb · Shift 1 · Q53

Simple Harmonic Motion question

2021 · 26 Feb · Shift 1 · Q53

JEE MainPhysicsSimple Harmonic MotionMCQ+4 / −1
If 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 :
  1. A
    12,22{1 \over 2},2\sqrt 221​,22​
  2. B
    14,22{1 \over 4},2\sqrt 241​,22​
  3. C
    12,2{1 \over 2},\sqrt 221​,2​
  4. D
    14,2{1 \over 4},\sqrt 241​,2​
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