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Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

Calculate the kinetic energy of an automobile weighing 2000 pounds and moving at a speed of 50 miles per hour. Record your answer in (a) Joules and (b) ergs.

category

chemistry

options

  1. 3.0 × 10^5 Joules, 3.0 × 10^12 ergs
  2. 2.5 × 10^5 Joules, 2.5 × 10^12 ergs
  3. 2.0 × 10^5 Joules, 2.0 × 10^12 ergs
  4. 1.8 × 10^5 Joules, 1.8 × 10^12 ergs
  5. 3.56 × 10^5 Joules, 3.56 × 10^12 ergs
  6. 1.5 × 10^5 Joules, 1.5 × 10^12 ergs
  7. 2.27 × 10^5 Joules, 2.27 × 10^12 ergs
  8. 4.5 × 10^5 Joules, 4.5 × 10^12 ergs
  9. 3.2 × 10^5 Joules, 3.2 × 10^12 ergs
  10. 1.0 × 10^5 Joules, 1.0 × 10^12 ergs

src

stemez-Chemistry

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Source and history

Official source

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