If there is a positve error of 50% in the measurement of speed of a body, then the error…

Physics · JEE Main · NTA ExamsPhysics and Measurement

If there is a positve error of 50% in the measurement of speed of a body, then the error in the measurement of kinetic energy is
  1. 25%
  2. 50%
  3. 100%
  4. 125%

Answer

(D) 125%

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