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Tuesday, 18 August 2026
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Physics Past Questions and Answers

Topic: Structure of Matter and Kinetic Theory

Jamb Physics Questions - Structure of Matter and Kinetic Theory

Question 111:
A 3m3 volume of liquid W of density 200kgm3 is mixed with another liquid L of volume 7m3 and density 150kgm-3. the density of mixture is?
  • A 165kgm<sup style='font-size: smaller;'>-3</sup>
  • B 100kgm<sup style='font-size: smaller;'>-3</sup>
  • C 265kgm<sup style='font-size: smaller;'>-3</sup>
  • D 350kgm<sup style='font-size: smaller;'>-3</sup>
View Answer & Explanation
Question 112:
The process whereby the molecules of different substances move randomly is called?
  • A Capillarity
  • B Surface tension
  • C Osmosis
  • D Diffusion
View Answer & Explanation
Question 113:
The process whereby a liquid turns spontaneously into vapour is called?
  • A Regelation
  • B Sublimation
  • C Boiling
  • D Evaporation
View Answer & Explanation
Question 114:
I. Melting
II. Boiling
III. Refraction
IV. Conduction
Which combination of the above is evident of the molecular nature of matter?
  • A II , III and IV only
  • B I ,II and IV only
  • C I , III and IV only
  • D I , II and III only
View Answer & Explanation
Question 115:
A uniform solid cube material 10cm on each side of mass 700g is submerged in water. which of the following best described the behavior of the cube water?
  • A The cube will melt after a period of time
  • B The cube will float
  • C The cube will sink in water
  • D The cube will rest at an equilibrium position in water
View Answer & Explanation