Net Force on the Middle Book
Difficulty: Easy · Topics: Newton's Laws, Equilibrium, Normal Force
O‘rtadagi kitobga ta’sir etuvchi natijaviy kuch
Three books are stacked on a table as shown in the figure. The weights of books A, B and C are 5.0 N, 7.0 N and 10.0 N, respectively. Determine the net force (in N) on book B.
physics "view":[0.6,-2.0,9.4,3.0],"alt":"Three books stacked on a table: A (5.0 N) on top of B (7.0 N) on top of C (10.0 N).","items":["type":"block","at":[1.3,-0.45],"size":[7.4,0.45],"fill":"wood","round":1,"type":"block","at":[1.85,-1.85],"size":[0.45,1.4],"fill":"wood","round":0.5,"type":"block","at":[7.7,-1.85],"size":[0.45,1.4],"fill":"wood","round":0.5,"type":"block","at":[3.0,0],"size":[4.4,0.85],"text":"10.0 N","type":"block","at":[3.1,0.85],"size":[3.8,0.8],"text":"7.0 N","type":"block","at":[3.45,1.65],"size":[3.05,0.8],"text":"5.0 N","type":"label","at":[2.85,0.42],"text":"C","math":true,"anchor":"w","size":18,"type":"label","at":[2.95,1.25],"text":"B","math":true,"anchor":"w","size":18,"type":"label","at":[3.3,2.05],"text":"A","math":true,"anchor":"w","size":18]
Rasmda ko‘rsatilganidek, stolda uchta kitob ustma-ust qo‘yilgan. A, B va C kitoblarning og‘irliklari mos ravishda 5.0 N, 7.0 N va 10.0 N. B kitobga ta’sir etuvchi natijaviy kuchni (N da) aniqlang.
physics "view":[0.6,-2.0,9.4,3.0],"alt":"Three books stacked on a table: A (5.0 N) on top of B (7.0 N) on top of C (10.0 N).","items":["type":"block","at":[1.3,-0.45],"size":[7.4,0.45],"fill":"wood","round":1,"type":"block","at":[1.85,-1.85],"size":[0.45,1.4],"fill":"wood","round":0.5,"type":"block","at":[7.7,-1.85],"size":[0.45,1.4],"fill":"wood","round":0.5,"type":"block","at":[3.0,0],"size":[4.4,0.85],"text":"10.0 N","type":"block","at":[3.1,0.85],"size":[3.8,0.8],"text":"7.0 N","type":"block","at":[3.45,1.65],"size":[3.05,0.8],"text":"5.0 N","type":"label","at":[2.85,0.42],"text":"C","math":true,"anchor":"w","size":18,"type":"label","at":[2.95,1.25],"text":"B","math":true,"anchor":"w","size":18,"type":"label","at":[3.3,2.05],"text":"A","math":true,"anchor":"w","size":18]