16/12/2019Kinetic Theory of Matter (STUDY BY TOPICS JUNIOR CLASS) 0Comments by Gate Academy Welcome to your Kinetic Theory of Matter (STUDY BY TOPICS JUNIOR CLASS) NAME EMAIL PHONE NUMBER 1. Diffusion is not used in which of the following?Manufacturing of alloysDoping of semiconductorsHeat treatment of metalsCatalysis2. Which of the following is not true for steady-state diffusion?There is no net transfer of massThe concentration profile is linearThe diffusion flux is constantThe concentration gradient is constant3. On which factor does the average kinetic energy of gas molecules depend?Nature of the gasMassVolumeTemperature4. In which state(s) of matter do the particles move least freely?Both solid and liquidSolidGasLiquid5. Air in a cylinder is suddenly compressed by a piston which is then maintained at the same position. After sometime, the ________Pressure will increasePressure may increase or decreasePressure will decreasePressure remains the same6. The rate of evaporation as temperature increasesincreasesdecreasesthe sameremains normal7. In steady state diffusion, which of the following remain unchanged with time?All of mentionedConcentration at sourceConcentration at sinkConcentration profile8. Which state of matter has the highest kinetic forcefluidgaseousliquidsolid9. Rate of evaporation is affected by the following exceptsurface areatemperaturesizepressure10. When matter changes from a liquid to a solid, itfreezesmeltsevaporatescondenses11. Heat flow though states of matter by the following exceptconductioncohesionradiationconvection12. Since atoms can join together in many different waysthere are many different kinds of mattermost matter is in the gaseous statethere are few different kinds of mattermost matter is in the liquid state13. Rate of solid-state diffusion does not depend on which of the following?TemperatureHost solidGravityDiffusing species14. A person's mass is best measured inatomskilometrescelsiuskilograms15. Which state of matter has negligible cohension forcesolidfluidliquidgaseous16. Cooking gas containers are kept in a lorry moving with uniform speed. The temperature of the gas molecules inside will ________Remain the sameIncreaseDecreaseDecreases for some, while the increase for others17. When an automobile travels for a long distance, the pressure in the gas?Decreases and then increasesRemains the sameIncreases slightlyDecreases slightly18. What type of motion is associated with the molecules of gas?Linear motionConservative motionBrownian motionNewton’s law of motion19. Liquid evaporates faster athigh pressureno pressuremedium pressurelow pressure20. What is the process by which heat is transferred from one place to another without use of a mediumradiationconvectionconductioncohesion21 out of 20Time is Up!