Dimensional Analysis Quiz 4

Which one of the following quantities are dimensionless?

  1. \(68^\circ\)
  2. \(\sin(68^\circ)\)
  3. \(e^{68}\)
  4. force
  5. 6
  6. frequency
  7. log (0.0034)
  1. dimensionless
  2. dimensionless
  3. dimensionless
  4. not dimensionless
  5. dimensionless
  6. not dimensionless
  7. dimensionless