Предмет: Физика, автор: husainovramazan77

373. Какую работу надо совершить, пружину с жесткостью 40 кН/м на 0,5 см? спам -бан

Ответы

Автор ответа: zdotapo

1

W - рабoта

k - жесткость пружины

x - величина деформации.

W= $\frac{1}{2} kx^{2}$

k=40kH/m (или 40000Н/м)

x = 0.5см(0.005 м)

w= $\frac{1}{2} *40000*(0.005)^{2} = 0.5$ Дж

Надеюсь праельно

husainovramazan77: привет ты меня сильно выручил спосибо

Автор ответа: 1Manka1

0

Ответ:

0,5Дж

Объяснение:

Дано:

k=40кН/м=40000Н/м

x=0,5см=0,005м

======

А-?

А=(kx²)/2=(40000*0,005²)/2=0,5Дж

husainovramazan77: я тебя не понел ты украенец?

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