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A 50kg crate rests on a platform inclined at 30° to the horizontal. The coefficient...

A 50kg crate rests on a platform inclined at 30° to the horizontal. The coefficient of friction between the crate and the platform is 0.2. The minimum force needed to prevent the crate from sliding down the incline plane is?
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Asked by M.O. on 5th November, 2022
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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
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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