Mechanics for Engineers: Statics, 13th SI Edition
R. C. Hibbeler and Kai Beng Yap © Pearson Education South Asia Pte Ltd
2013. All rights reserved.
Các bài tập tương tự
Bài tâp 1: Cho hai lực tác dụng lên móc treo như hình vẽ.
Xác định độ lớn của hợp lực.Xác định hướng của hợp lực
thông qua góc giữa hợp lực và phương ngang.
Đáp số: FR=666 N
Góc = sinh viên
tự tính
Mechanics for Engineers: Statics, 13th SI Edition
R. C. Hibbeler and Kai Beng Yap © Pearson Education South Asia Pte Ltd
2013. All rights reserved.
Các bài tập tương tự
Bài tâp 2: Cho lưc có độ lớn 450 lb tác dụng lên kết cấu
gồm hai thanh như hình vẽ.Hãy chia lực này theo hai
phương AB và AC. Xác định độ lớn của các lực thành
phần. Cho biết thanh nào chịu kéo và thanh nào chịu
nén? Giải thích tại sao?
Đáp số: FAB =869 lb
FAC =636 lb
AB chịu nén, AC
chiu kéo
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