如图中电能表的示数是_1kW•h；电炉丝通过导线连接到电路中，通电时电炉丝热得发红，而导线几乎不发热，主要是因为导线的电阻远_2（选填“大于”或“小于”）电炉丝的电阻．_刷题宝

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如图中电能表的示数是____ kW•h；电炉丝通过导线连接到电路中，通电时电炉丝热得发红，而导线几乎不发热，主要是因为导线的电阻远____（选填“大于”或“小于”）电炉丝的电阻．

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1322.8,小于

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