If a gravitational wave stretches a 4 km detector arm by 10^-18 m, the strain is about:

  1. 10^-18
  2. 2.5 10^-22
  3. 4 10^3
  4. 4 10^-15
Answer

B) 2.5 10^-22

Strain = Delta LL = 10^-184000. SLO P-11-D-19 · Knowledge

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