Eight drops of a liquid of density ρ and each of radius a are falling through air

Eight drops of a liquid of density ρ and each of radius a are falling through air with a constant velocity 3.75 cms⁻¹. When the eight drops coalesce to from a single drop the terminal velocity of the new drop will be

Options

(a) 1.5×10⁻² ms⁻¹
(b) 0.75×10⁻² ms⁻¹
(c) 25×10⁻² ms⁻¹
(d) 15×10⁻² ms⁻¹

Correct Answer:

15×10⁻² ms⁻¹

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. Rutherford’s ∝ particle experiment showed that the atoms have
  2. A beam of electron passes undeflected through mutually perpendicular
  3. A ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰
  4. Two parallel beams of positron moving in the same direction will
  5. Kepler’s third law states that square of period of revolution (T) of a planet