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junior college 2 | H1 Maths
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How do i do this? I need help as none of my classmates know how to do
Date Posted: 2 years ago
Views: 400
250 and 500 are incorrect.
consider balance of forces.
since net force is 0, can rearrange the 3 force vectors to form a triangle, then it is very clear that ...
Fnorm = Fgrav x cos 30 = 433.
consider balance of forces.
since net force is 0, can rearrange the 3 force vectors to form a triangle, then it is very clear that ...
Fnorm = Fgrav x cos 30 = 433.
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done
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clear
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Detailed answer here. If you know how to draw free body diagram, actually most calculations here are redundant. This is just to show why the other 2 options are mathematically wrong. Correct ans is 433N
Date Posted:
2 years ago
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