1)d=70см=0,7мF=6H M-? 2)M=20H×мF=5Hd-?3)m=120 - вопрос №18063420170076220531202408 от sasha19771 22.03.2020 08:34

Question

Физика: 1)d=70см=0,7мF=6H M-? 2)M=20H×мF=5Hd-?3)m=120 кгd¹=2,4мd²= 0,8мF¹-?​

sasha19771 · Answer

1) M= Fd = 6×0.7 = 4.2 н×м2) d= M/F= 20/5 = 4 м3) F= mg F2= 120×10=1200 HF1/F2= d2/d1 1200/F1= 0.8/2.4 F1= 3600 H...

1)d=70см=0,7мF=6H M-? 2)M=20H×мF=5Hd-?3)m=120 кгd¹=2,4мd²= 0,8мF¹-?​