Q & A
Q: ¾ÛÀ¸·Î ±¸¼ºÇÑ ÈÄ ¿Ö ¾Û¿¡ `Á¾·á` °¡ Ç¥½ÃµË´Ï±î?
A: Ŭ·¥ÇÁ¿¡ ÀåÄ¡ÀÇ ¿ÍÀ̾î (¶óÀÌºê ¿ÍÀÌ¾î ¶Ç´Â Áß¼º¼±) ¸¦ ³Ö°í ÀåÄ¡¸¦ ÄÑ´Â °æ¿ì¿¡¸¸ Ŭ·¥ÇÁ°¡ Àü·ù¸¦ °¨Áö ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¾ÛÀÌ ÀÛµ¿ ÁßÀÓÀ» Ç¥½ÃÇÕ´Ï´Ù.
Q: P = U * I, ¾Û¿¡ Ç¥½ÃµÇ´Â °ªÀÌ ¿Ã¹Ù¸£Áö ¾ÊÀº ÀÌÀ¯´Â ¹«¾ùÀԴϱî?
A: cos (¥Õ¥Õ) ¸¦ °í·ÁÇØÁÖ¼¼¿ä.
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½ÇÁ¦ Àü·Â P = I2R = V * I * cos (¥Õ¥Õ) ¿ÍÆ®, (W)
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¼ÒÇü ¸ðµâ, °£ÆíÇÑ ¼³Ä¡
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