正弦电流的有效值为7.07A,频率为100Hz,初相角为-60°,则该电流的瞬时值为（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32632' and id < 2594780 and id<>'2594780' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32632' and id > 2594780 and id<>'2594780' order by id asc limit 5