2023年广东省佛山市顺德区&高明区·中考一模【物理】参考答案

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2026-03-04 09:37 | 0 | 0 | 页数: 3 | 大小: 1173 KB

7 3 2 1 3 0 1 2 3 4 5 6 7 C A A B D C B 7 1 2 1 8 . 9 . S N 1 0 . 1 1 . 1 2 . 3 1 3 . 6 2 0 1 4 . 2 : 3 1 : 1 7 1 5 1 5 - 1 1 1 2 1 5 - 2 线 1 线 线 1 线 线 2 1 5 - 3 1 2 3 线 1 1 线 3 1 2 0 1 6 . 1 2 . 8 0 2 . 7 8 ~ 2 . 8 2 1 . 2 1 . 2 0 2 线 1 . 6 1 . 6 0 1 7 . 1 2 7 . 4 1 0 2 . 7 4 × 1 0 3 2 3 0 2 . 6 8 1 8 . 1 2 2 . 5 V 3 3 0 4 2 Ω 5 V 3 V ( ) 1 2 Ω 1 5 - 1 O 1 5 - 2 F F S 1 5 - 3 更多中高考资讯可扫码关注公众号:咩都知多D
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1 9 6 2 0 7 1 3 1 9 . 1 G = m g = 2 0 0 0 k g × 1 0 N / k g = 2 0 0 0 0 N - - - - - - - - - - - - 2 2 F = 0 . 1 G = 2 0 0 0 0 N × 0 . 1 = 2 0 0 0 N - - - - - - - - - - - - 1 F = F = 2 0 0 0 N - - - - - - - - - - - - 1 3 s 2 = v 2 t 2 = 2 5 m / s × 8 × 6 0 s = 1 2 0 0 0 m - - - - - - - 1 s = s 1 + s 2 = 1 8 0 0 m + 1 2 0 0 m = 1 3 8 0 0 0 m = = = / - - - - - - - - 1 2 0 . 1 I = P / U = 1 1 0 0 W / 2 2 0 V = 5 A - - - - - - - - - - - - - - 2 I = P / U = 5 5 0 W / 2 2 0 V = 2 . 5 A - - - - - - - - - - - - - - 2 2 R = U / I 1 = 2 2 0 V / 5 A = 4 4 Ω - - - - - - - - - - - - - - 2 R = U / I 1 = 2 2 0 V / 2 . 5 A = 8 8 Ω - - - - - - - - - - - - - 2 R = U 2 / P = 2 2 0 V 2 / 1 1 0 0 W = 4 4 Ω - - - - - - - - 2 R = U 2 / P = 2 2 0 V 2 / 5 5 0 W = 8 8 Ω - - - - - - - - - - 2 3 S 1 S 2 S 3 P = P 1 + P 2 = 2 2 0 0 W + 6 0 W = 2 2 6 0 W = 2 . 2 6 k W - - - - - - 1 P = P 1 + P 2 = 1 1 0 0 W + 6 0 W = 1 1 6 0 W = 1 . 1 6 k W - - - - - 1 1 h W = P t = 2 . 2 6 k W × 1 h = 2 . 2 6 k W h - - - - - - 2 W = P t = 1 . 1 6 k W × 1 h = 1 . 1 6 k W h - - - - - 2 更多中高考资讯可扫码关注公众号:咩都知多D
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