Jamb Mathematics Updated on Nov 22, 2020 by FlashisaacNov 22, 2020 Welcome 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. What fraction of its volume will be immersed in the liquid?A piece of cork floats in a liquid. What fraction of its volume will be immersed in the liquid?[density of the cork = 0.25 x 103 kgm-3 Density of the liquid = 1.25 x 103 kgm-3]0.10.80.50.22. The coefficient of friction between two perfectly smooth surface isZeroInfinityOneHalf3. The time required to bring the train to a complete halt isA train with an initial velocity of 20ms-1 is subjected to a uniform deceleration of 2ms-2. The time required to bring the train to a complete halt is40s5s10s20s4. At what height must a similar body be situated to have potential energy equalAn object is moving with a velocity of 5ms-1. At what height must a similar body be situated to have potential energy equal in value with the kinetic energy of the moving body?[g = 10ms-2]1.0m25.0m20.0m1.3m5. A gas at a pressure of 105Nm-2 expands from 0.6m3 to 1.2m3 at constant temperature, the work done is6.0 x 104 J7.0 x 107 J6.0 x 106 J6.0 x 105 J6. 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 liquid7. Total internal reflection will not occur when light travels fromglass into waterwater to airwater into glassglass to air8. The pair if physical quantities that are scalar only areImpulse and timeVolume and areaMoment and momentumLength and displacement9. What will happen to the boiling point of pure water when it is heated in a place 30m below the sea love?It will be fluctuatingIt will be more than 100 degree CIt will be less than 100 degree CIt will still be at 100 degree C10. 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?4.8g2.4g3.2g4.2g11. 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 : 112. 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 metal13. At what depth below the sea-level would one experience a change of pressure equal to one atmosphere?100.0 m0.1 m1.0 m10.0 m14. 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 series15. A wave that travels through stretched strings is known asseismic waveelectromagnetic wavemicro wavemechanical waveTime is Up!