[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-207443-105":59,"doc-detail-207443-en":124},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":117,"head_meta":119,"extra_data":121,"updated_unix":123},105,"en","centre-of-mass-gold-level-gcse-physics-question-paper-aqa-p3","Centre of Mass - Gold Level GCSE Physics Question Paper AQA P3","","GCSE Physics AQA Unit P3 question paper focused on centre of mass and stability in real contexts. Students answer structured problems on toppling risk for buses and wheelchairs, stability changes through design and mass distribution, and centre-of-mass determination for an irregular card sheet. Additional questions apply moments for forces on luggage handles, explain falling when supports are released, and calculate pendulum frequency and a fork-lift truck distance using moment equations.",{"@graph":69,"@context":116},[70,84,99],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/centre-of-mass-gold-level-gcse-physics-question-paper-aqa-p3/207443/",{"url":83,"name":65,"@type":85,"author":86,"headline":65,"publisher":89,"fileFormat":92,"inLanguage":63,"description":67,"dateModified":93,"datePublished":93,"encodingFormat":92,"isAccessibleForFree":94,"interactionStatistic":95},"DigitalDocument",{"name":87,"@type":88},"Mia  ","Person",{"url":74,"name":90,"@type":91},"DocShare","Organization","application/pdf","2026-09-05",true,{"@type":96,"interactionType":97,"userInteractionCount":4},"InteractionCounter",{"@type":98},"ViewAction",{"@type":100,"mainEntity":101},"FAQPage",[102,108,112],{"name":103,"@type":104,"acceptedAnswer":105},"Why can a bus topple over if the ramp is tilted too far?","Question",{"text":106,"@type":107},"When the ramp angle is too large, the line of action relative to the base of support shifts so the bus cannot remain in rotational equilibrium and begins to tip.","Answer",{"name":109,"@type":104,"acceptedAnswer":110},"How do hydraulic systems keep the force on the slave piston the same in principle?",{"text":111,"@type":107},"The liquid property is that pressure is transmitted equally throughout the fluid in all directions, so equal pressure acts on both pistons.",{"name":113,"@type":104,"acceptedAnswer":114},"How is the upward force on a luggage handle found using moments?",{"text":115,"@type":107},"Use the moment value about the pivot with the equation for moment (force times perpendicular distance from the line of action to the pivot axis) to calculate the required force.","https://schema.org",{"og:url":83,"og:type":118,"og:title":65,"og:site_name":90,"og:description":67},"article",{"robots":120,"canonical":83},"index,follow",{"doc_id":122,"site_id":62},207443,1788599615,{"code":4,"msg":5,"data":125},{"doc_id":122,"user_id":126,"nickname":87,"user_avatar":127,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":128,"file_id":129,"file_url":130,"file_type":131,"file_size":132,"view_count":4,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":133,"language":134,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":135,"faqs":136,"seo_title":137,"seo_description":67,"update_tm":123,"read_time":41},687207024478,"https://ap-avatar.wpscdn.com/davatar_a8503ba1806abce46bf441b54a3ca4cd","Save My Exams!–The Home of Revision  \nFor more awesome GCSE andA level resources, [visit us at](visit us at www.savemyexams.co.uk)[ ](visit us at www.savemyexams.co.uk)[www.savemyexams.co.uk](visit us at www.savemyexams.co.uk)  \nCentre of Mass  \nQuestion Paper  \n\n| Level | GCSE |\n| --- | --- |\n| Subject | Physics |\n| Exam Board | AQA |\n| Unit | P3 |\n| Topic | Centre of Mass |\n| Difficulty Level | Gold Level |\n| Booklet | Question Paper |\n\nTime Allowed: 40 minutes  \nScore: /40  \nPercentage: /100  \nSave My Exams!–The Home of Revision  \nFor more awesome GCSE andA level resources, [visit us at](visit us at www.savemyexams.co.uk)[ ](visit us at www.savemyexams.co.uk)[www.savemyexams.co.uk](visit us at www.savemyexams.co.uk)  \n[Q1](Q1) . Before a new bus can be used on the roads, it must pass a stability test.  \nFigure 1 shows how the bus is tested.  \n(a) (i) The bus will topple over if the ramp is tilted at too great an angle. Explain why.  \n\n|  |\n| --- |\n|  |\n|  |\n\n(2)  \n(ii) The bus is tested to angles of tilt far greater than it would experience in normal use.  \nSuggest two reasons why.  \n1................................................. ............................................................  \n...............................................................................................................  \n2.............................................................................................................  \n...............................................................................................................  \n(2)  \nSave My Exams!–The Home of Revision  \nFor more awesome GCSE andA level resources, [visit us at](visit us at www.savemyexams.co.uk)[ ](visit us at www.savemyexams.co.uk)[www.savemyexams.co.uk](visit us at www.savemyexams.co.uk)  \n(b) Figure 2 shows the hydraulic machine that is used to make the ramp tilt.  \nThe pressure applied to the hydraulic liquid at the master piston is the same as the pressure applied by the hydraulic liquid to the slave piston.  \n(i) State the property of the liquid that keeps the pressure at both pistons the same.  \n(1)  \n(ii) A 360 N force acts on the master piston.  \nUse information from Figure 2 to calculate the force applied by the hydraulic liquid to the slave piston.  \nUse the correct equation from the Physics Equations Sheet  \n\n|  |\n| --- |\n|  |\n\nForce = ...................................... N  \n(3)  \n(Total 8 marks)  \nSave My Exams!–The Home of Revision  \nFor more awesome GCSE andA level resources, [visit us at](visit us at www.savemyexams.co.uk)[ ](visit us at www.savemyexams.co.uk)[www.savemyexams.co.uk](visit us at www.savemyexams.co.uk)  \nQ2.(a) Figure 1 shows a sheet of card.  \nFigure 1  \nDescribe how to find the centre of mass of this sheet of card. You may draw diagrams as part of your answer.  \n\n|  |\n| --- |\n|  |\n|  |\n|  |\n|  |\n|  |\n|  |\n|  |\n|  |\n|  |\n|  |\n\n(5)  \n(b) Figure 2 shows a person in his wheelchair.  \nFigure 2  \nSave My Exams!–The Home of Revision  \nFor more awesome GCSE andA level resources, [visit us at](visit us at www.savemyexams.co.uk)[ ](visit us at www.savemyexams.co.uk)[www.savemyexams.co.uk](visit us at www.savemyexams.co.uk)  \nAndreyPopov/iStock/Thinkstock  \n(i) Tipping the wheelchair at a large angle may cause it to become unstable and to topple over.  \nExplain why.  \n\n|  |\n| --- |\n|  |\n|  |\n|  |\n\n(2)  \n(ii) Some disabled athletes use a wheelchair in sports.  \nState two ways of changing the design of the wheelchair in Figure 2 so that it is more stable when used by a disabled athlete.  \n1 .............................................................................................................  \n2 .............................................................................................................  \nSave My Exams!–The Home of Revision  \nFor more awesome GCSE andA level resources, [visit us at](visit us at www.savemyexams.co.uk)[ ](visit us at www.savemyexams.co.uk)[www.savemyexams.co.uk](visit us at www.savemyexams.co.u","cbCaicEBdo8wgY4c","https://ap.wps.com/l/cbCaicEBdo8wgY4c","pdf",644750,12,"English","# Question 1\n## Q1(a)\n## Q1(b)\n# Question 2\n## Q2(a)\n## Q2(b)\n# Question 3\n## Q3(a)\n## Q3(b)\n## Q3(c)\n# Question 4\n## Q4(a)\n## Q4(b)","[{\"question\":\"Why can a bus topple over if the ramp is tilted too far?\",\"answer\":\"When the ramp angle is too large, the line of action relative to the base of support shifts so the bus cannot remain in rotational equilibrium and begins to tip.\"},{\"question\":\"How do hydraulic systems keep the force on the slave piston the same in principle?\",\"answer\":\"The liquid property is that pressure is transmitted equally throughout the fluid in all directions, so equal pressure acts on both pistons.\"},{\"question\":\"How is the upward force on a luggage handle found using moments?\",\"answer\":\"Use the moment value about the pivot with the equation for moment (force times perpendicular distance from the line of action to the pivot axis) to calculate the required force.\"}]","Centre of Mass - Gold Level GCSE Physics Question Paper AQA P3 | PDF"]