如图,E为内阻不可忽略的电源,R1、R2为定值电阻,R为光敏电阻,无光照时外电路的总电阻比电源内阻小,当有光照且强度逐渐增大时,下列说法正确的是:A、电源消耗的总功率减小B、外电路消耗
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![如图,E为内阻不可忽略的电源,R1、R2为定值电阻,R为光敏电阻,无光照时外电路的总电阻比电源内阻小,当有光照且强度逐渐增大时,下列说法正确的是:A、电源消耗的总功率减小B、外电路消耗](/uploads/image/z/6757915-67-5.jpg?t=%E5%A6%82%E5%9B%BE%2CE%E4%B8%BA%E5%86%85%E9%98%BB%E4%B8%8D%E5%8F%AF%E5%BF%BD%E7%95%A5%E7%9A%84%E7%94%B5%E6%BA%90%2CR1%E3%80%81R2%E4%B8%BA%E5%AE%9A%E5%80%BC%E7%94%B5%E9%98%BB%2CR%E4%B8%BA%E5%85%89%E6%95%8F%E7%94%B5%E9%98%BB%2C%E6%97%A0%E5%85%89%E7%85%A7%E6%97%B6%E5%A4%96%E7%94%B5%E8%B7%AF%E7%9A%84%E6%80%BB%E7%94%B5%E9%98%BB%E6%AF%94%E7%94%B5%E6%BA%90%E5%86%85%E9%98%BB%E5%B0%8F%2C%E5%BD%93%E6%9C%89%E5%85%89%E7%85%A7%E4%B8%94%E5%BC%BA%E5%BA%A6%E9%80%90%E6%B8%90%E5%A2%9E%E5%A4%A7%E6%97%B6%2C%E4%B8%8B%E5%88%97%E8%AF%B4%E6%B3%95%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%9AA%E3%80%81%E7%94%B5%E6%BA%90%E6%B6%88%E8%80%97%E7%9A%84%E6%80%BB%E5%8A%9F%E7%8E%87%E5%87%8F%E5%B0%8FB%E3%80%81%E5%A4%96%E7%94%B5%E8%B7%AF%E6%B6%88%E8%80%97)
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