Post-UTME Physics 2016 Objective — Question 1
Question 1 of 20 from the Post-UTME Screening (Post-UTME) Physics 2016 Objective paper, with the correct answer and a full explanation.
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When the volume of a gas in an enclosure is decreased at constant temperature, the gas molecules
- A. are reduced in number
- B. make fewer impacts per unit time
- C. collide more frequentlyCorrect
- D. are increased in number.
Explanation
Reducing the volume at constant temperature packs molecules closer, increasing the frequency of collisions.
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