Post-UTME Chemistry 2013 Objective — Question 16

Question 16 of 22 from the Post-UTME Screening (Post-UTME) Chemistry 2013 Objective paper, with the correct answer and a full explanation.

Which of the following statements about pressure is NOT correct? Pressure

A. increases with an increase in surface areaCorrect
B. decreases with an increase in surface area
C. increases with a decrease in surface area
D. increases with an increase in the applied force

Explanation

Pressure = Force/Area, so pressure decreases (not increases) as surface area increases; this statement is the incorrect one. (No printed answer key for this session; answer worked out independently.)

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