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What are the number of degrees of freedom if the number of variables and number of equations are 10 and 8 respectively?

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What are the number of degrees of freedom if the number of variables and number of equations are 10 and 8 respectively?

(a) 2

(b) 8

(c) 10

(d) 18

The question was asked in a national level competition.

Question is from Solving Material and Energy Balances Using Process Simulators in section Humidity Charts & their Use, Analysis of the Degrees of Freedom in a Steady – State Process, Solving Material and Energy Balances Using Process and Unsteady State Material and Energy Balances of Basic Chemical Engineering

1 Answer

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Best answer
Right option is (a) 2

Explanation: Number of degrees of freedom = 10 – 8 = 2.

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