If ΨP = 03 MPa and ΨS = -0

question 75

Multiple Choice

If ΨP = 0.3 MPa and ΨS = -0.45 MPa, the resulting Ψ is

• A) +0.75 MPa.
• B) -0.75 MPa.
• C) -0.15 MPa.
• D) +0.15 MPa.
• E) -0.42 MPa.

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