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PanMechanics 2024 Problem 14
Physics · mechanics
Problem
Question:
如图所示一个 3.0 kg 的三角体,求推动三角体的力
F
F
F
,使在三角块上的 1.0 kg 方形块不会沿斜面移动。假设所有表面都是无摩擦的。 (A)
15
N
15 N
15
N
(B)
20
N
20 N
20
N
(C)
25
N
25 N
25
N
(D)
40
N
40 N
40
N
(E)
45
N
45 N
45
N
*Note: This problem references figure(s): `image_question/PanMechanics_2024_14_1.png`*
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