Multiple choice

Match Group A with Group B:

     
Group A Group B
P Biot number 1 Ratio of buoyancy to viscous force
Q Grashof number 2 Ratio of inertia force to viscous force
R Prandtl number 3 Ratio of momentum to thermal diffusivities
S Reynolds number 4 Ratio of internal thermal resistance to boundary layer thermal resistance

  1. P - 4, Q - 1, R - 3, S - 2

  2. P - 4, Q - 3, R - 1, S - 2

  3. P - 3, Q - 2, R - 1, S - 4

  4. P - 2, Q - 1, R - 3, S - 4
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A Correct answer
Explanation

Biot no. = Ratio of internal thermal resistance to boundary layer thermal resistance Grashof no. = Ratio of buoyancy to viscous force Prandtl no. = Ratio of momentum to thermal diffusivities Reynolds no. = Ratio of inertia force to viscous force

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