Jamb MathematicsUpdated On November 22 2020 By Flash IsaacWelcome to Flashlearners Physics Quiz... Read Each Question Carefully And Choose The Best Answer From The Options. You May Click Here for Free Video Tutorials To Boost Your Score Or Simply Click Here To Access Thousands of Physics Questions Offline. Next To Begin...1. Which of the following obeys ohms law?GlassElectrolytesMetalsDiode2. Total internal reflection will not occur when light travels fromglass into waterwater to airwater into glassglass to air3. If the linear magnification of the objective and eyepiece are 4 and 7 respectively, calculate the angular magnification of the microscope2823114. A man 1.5m tall is standing 3m in front of a pinhole camera whose distance between the hole and the screen is 0.1m. What is the height of the image of the man on the screen?1.00m0.05m0.15m0.30m5. Steam from boiling water cause more damage on the skin does boiling water becauseSteam brings heat more easily by convection.Water has a high specific heatSteam has latent heat of fusionThe steam is at a higher temperature than the water6. Foods cook quicker in salt water than in pure water because of the effect ofSalt on thermal the conductivity of waterDissolved substances on the boiling pointAtmosphere pressure on the boiling pointFood nutrients on the thermal energy7. If a sonometer has a fundamental frequency of 450Hz, what is the frequency of the fifth overtone?75Hz2700Hz456Hz444Hz8. Calculate the force acting on an electron of charge 1.5 x 10-19C placed in an electric field of intensity 105 Vm-11.5 x 10-14N1.5 x 10-11N1.5 x 10-12N1.5 x 10-13N9. Calculate the apparent weight loss of a man...Calculate the apparent weight loss of a man weighing 70kg in an elevator moving downwards with an acceleration of 1.5ms-2.105N686N595N581N10. The mechanism of heat transfer from one point to another through the vibration of the molecules of the medium isdiffusionconvectionconductionradiation11. If a current of 2.5A flows through an electrolyte for 3 hours and 1.8g of a substance is deposited, what is the mass of the substance that will be deposited if a current of 4A flows through it for 4.8 hours?4.8g2.4g3.2g4.2g12. Two liquids X and Y having the same mass are supplied with the same quantity of heatTwo liquids X and Y having the same massare supplied with the same quantity ofheat. If the temperature rise in X is twicethat of Y, the ratio of specific heatcapacity of X to that of Y is1 : 42 : 11 : 24 : 113. In photo-emission, the number of photoelectrons ejected per second depends on theIntensity of the beamFrequency of the beamWork function of the metalThreshold frequency of the metal14. The rise or fall of a liquid in a narrow tube is because of theosmotic pressure of the liquidviscosity of the liquidsurface tension of the liquidfriction between the walls of the tube and the liquid15. To convert a galvanometer to a voltmeter, alow resistance is connected to it in parallelhigh resistance is connected to it in serieshigh resistance is connected to it in parallellow resistance is connected to it in seriesTime is Up! Time's up
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