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Clearnote
Q&A
Senior High
Mathematics
途中式教えてください😿😿😿
Mathematics
Senior High
over 4 yearsago
ほ
途中式教えてください😿😿😿
(3)おもりが達する最高点は, はなした位置か ら何mの高さか。 求める高さをh[m]とすると,ばねの伸びxは, x=0.20-h[m] となる。(2)を用いると,力学的エ ネルギー保存の法則から, 0.20m 1 0.98 = ;×0:50x02 + 0.50 ×9.8×h 2 1 +;×49 × (0.20 - h)? h? h(h-0.20)=0 hキ0から,h=0.20m h=0, 0.20m 0.20 0.20-hCml
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