Boy Mow Chau's answer to sara's Junior College 1 H2 Maths Singapore question.
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basic application of balance of forces & moments from physics
Date Posted:
2 years ago
sorry, last line got chopped off the uploaded image ...
after Va = 172.8 KN,
consider sum of horizontal forces,
get Ha = 0 kN
after Va = 172.8 KN,
consider sum of horizontal forces,
get Ha = 0 kN
Ahhhhh omg okay. thank you sm !
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