Multiple choice general knowledge science & technology

Rho is use to represent which of the folowing physcal unit?

  1. finite change

  2. density

  3. resistance

  4. radioactive half-life
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Greek letter Rho (ρ) is used to represent density (B) in physics and engineering. It represents mass per unit volume. Finite change uses delta (Δ), resistance uses R (sometimes omega Ω for impedance), and radioactive half-life uses specific symbols or T½.

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