Electric Currents (id: 7e17e6fea)

本题目来源于试卷: Electric Currents，类别为 IB物理学

[填空题]
A 120-V hair dryer has two settings: 850 W and 5, 8e6mw.b xfbr8ucg62vn-rzm4o lkp1250 W. v +;wjmyxnp. 1
(a) At which setting do you expect the resistance to be higher? After making a guess, determine the resistance at
(b) the lower setting;    $\Omega$
(c) the higher setting.    $\Omega$

参考答案:
空格1: 17±2%  空格2: 12±2% 


本题详细解析:

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