TOP STUDENT PHYSICS PREDICTIONS.pdf

QUESTIONS ARE FREE WHILE COMING UP WITH THIS AND OTHER SIMILAR AND OTHER SIMILAR N/B:DUE TO HIGH COSTS INCURRED FOR MARKING SCHEMES MARKING SCHEMES ARE NOT FREE OF CHARGE. (SERIES 1) PHYSICS PREDICTIONS RESOURCES,CALL/WHATSAPP TOP STUDENT KCSE 0746 711 892 RESOURSES, SERIES 1 TRIAL 1 PHYSICS PAPER 1 Liquid Kenya Certificate of Secondary Exams SECTION A: 25 MARKS DATE……………………………………… TOP STUDENT KCSE PREDICTIONS For marking scheme,contact Mdm Mariam@0746711892 Determine the density of the stone in SI units (2mks) 2.The following figure shows a rod made of wood on one end and metal on the other end suspended freely with a piece of thread so that it is in equilibrium. NAME…………………………………ADM NO………………………………… 40ML 50ML Page 2 TIME: 2 HOURS Answer all questions 1.A stone of mass 40g was completely immersed in a liquid. The level of liquid are shown in the figure SCHOOL…………………………………..CLASS……………………………… For marking scheme,contact Mdm Mariam@0746711892 30cm 50cm The side made of metal is now heated with a Bunsen flame. State with a reason, the side to which the rod is likely to tilt (2mks) 3. Estimate the size of an oil molecule if a drop of oil of volume 6.0 × 10−10 m3 35cm W Page 3 30N 5N forms a patch of 32 on a water surface. (2mks) 4. Other than oil patch being monolayer, sate any one other assumption in the oil drop experiment. (1mk) 5. An immersion heater rated at 180W is placed in a liquid of mass 2kg. When the heater is switched on for 7.5 minutes the temperature of the liquid ris