JEE Main 2021 · 16 March · evening · Single correct · +4 / −1

What will be the nature of flow of water from a circular tap, when its flow rate increased from 0.18 L/min to 0.48 L/min? The radius of the tap and viscosity of water are 0.5 cm and 10⁻³ Pa s, respectively. (Density of water : 10³ kg/m³)

  1. (a) Steady flow to unsteady flow
  2. (b) Unsteady to steady flow
  3. (c) Remains turbulent flow
  4. (d) Remains steady flow
Answer and solution

Answer (a) Steady flow to unsteady flow

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Asked about 90 times in JEE Main since 2020. This question is from 2021.