A force F is given by F = at + bt², where t is time. What are the dimensions of a and b?

Q. A force F is given by F = at + bt², where t is time. What are the dimensions of a and b?

  1. MLT-1 and MLT0
  2. MLT-3 and ML2T4
  3. MLT-4 and MLT1
  4. MLT-3 and MLT-4

Answer: MLT-3 and MLT-4

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