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gc textbook chapter 8 Rotational Motion (id: 3b8531213)

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Post time 2025-2-18 20:00:22 | Show all posts |Read mode
本题目来源于试卷: gc textbook chapter 8 Rotational Motion,类别为 unclassified

[填空题]
Estimate the kinetic e lai ; ;+f he :ztcvr2+v1(xkv(upwo6bf kg- g;hca 1jornz fsfn6+r..w)x dn19v8m +gnergy of the Earth with respect to the Sun as the sum of twwrc9d8) aj.nggxzfvs km6.f1n hr +;+1fgn-o o terms,
(a) that due to its daily rotation about its axis,$KE_{daily}$=    $\times10^{29 }$ J
(b) that due to its yearly revolution about the Sun. $KE_{yearly}$+    $\times10^{33 }$ J [Assume the Earth is a uniform sphere with $6 \times10^{ 24}$ kg and $6.4 \times10^{6 }$ m and is $1.5 \times10^{8 }$ km from the Sun.]$KE_{daily}$ + $KE_{yearly}$ =    $ \times10^{33 }$ J




参考答案:
空格1: 2.6±2%  空格2: 2.7±2%  空格3: 2.6±2% 


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