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A uniform plank AB of mass 12 kg and lengths 8m rest on a rough...

A uniform plank AB of mass 12 kg and lengths 8m rest on a rough horizontal surface with it end A and on a smooth vertical plane with its and B. The plank make an angle of 30° with the upward vertical. If the system is in equilibrium, calculate
1. The reaction at the end B of the plank
2. The reaction at the end A of the plank ( take g equals to 10 metre per second square)?
In Mathematics
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Asked by Ikibe Favour on 1st January, 2022
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709