Electric Currents (id: 2716f8d3d)

本题目来源于试卷: Electric Currents，类别为 IB物理学

[填空题]
A hair dryer draws 7.5 A wc i k.zh.k)gf/fz t67whenf(yt)6t+ lq n yfm d9r.z;kx.m3vv wd6 plugged into a 120-V line.
(a) What is its resistance?    $\Omega$
(b) How much charge passes through it in 15 min? (Assume direct current.)    $ \times10^{ 3}\;C$

参考答案:
空格1: 16±2%  空格2: 6.8±2% 


本题详细解析:

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