If the voltage between the plates of a parallel-plate capacitor is doubled, the capacitance of the capacitor （）.
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The main fuction of side panel is to transfer the 24 volt voltage into different voltage values.
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The main fuction of side panel is to transfer the 24 volt voltage into different voltage values.
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If he ( ) of Timmy, as he had of me, the separation between us would be complete.
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Passage From morning suns and evening dews At first thy little being came; If nothing once, you nothing lose, For when you die; you are the same; The space between, is but an hour, The frail duration of a flower. Questions:
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If the correlation between two stocks is +1, then a portfolio combining these two stocks will have a variance that is _____（）