并联电阻增大总电爱赢体育阻怎么变化(并иҒ

并联电阻增大总电阻怎么变化

爱赢体育жҖ»з”өйҳ»Rд№ҹеўһеӨ§гҖӮR=U/I=U/(i1+i2)д»»ж„ҸдёҖдёӘж”Ҝи·Ҝзҡ„з”өйҳ»еўһеӨ§пјҢйғҪдјҡеј•иө·иҝҷдёӘж”Ҝи·Ҝзҡ„з”өжөҒi1жҲ–i2еҮҸе°ҸпјҢд»ҺиҖҢеј•иө·жҖ»з”өжөҒIеҮҸе°ҸгҖӮжҖ»з”өеҺӢжІЎеҸҳпјҢжҖ»з”өжөҒе°ҸдәҶпјҢдёҖе®ҡжҳҜеӣдёәжҖ»з”өйҳ»еўһ并联电阻增大总电爱赢体育阻怎么变化(并иҒ”з”өи·Ҝз”өйҳ»еўһеӨ§)дёӨдёӘз”өйҳ»е№¶иҒ”,е…¶дёӯдёҖдёӘз”өйҳ»еўһеӨ§,жҖ»з”өйҳ»д№ҹеўһеӨ§гҖӮж№жҚ®е…¬ејҸ1/RжҖ»=1/R1+1/R2,еҰӮжһңR1еўһеӨ§,1/R1еҮҸе°Ҹ,1/R1+1/R2д№ҹеҮҸе°Ҹ,жүҖд»Ҙ1/RжҖ»д№ҹеҮҸе°Ҹ,жүҖд»ҘRжҖ»еўһеӨ§гҖӮеҲҶжһҗжҖ»з»“гҖӮж№жҚ®е…¬ејҸ1rжҖ»1r11r

第дәҢжӯҘпјҡж№жҚ®еҸҳеҢ–еҲҶж”Ҝз”өйҳ»еҸҳеҢ–жғ…еҶөпјҢеҫ—еҮәз”өжөҒеҸҳеҢ–жғ…еҶөпјӣ第дёүжӯҘпјҡж№жҚ®е№¶иҒ”з”өи·ҜвҖңе’ҢжөҒвҖқ规еҫӢпјҢеҫ—еҮәжҖ»з”өжөҒеҸҳеҢ–жғ…еҶөгҖӮ3.ејҖе…ізұ»ејҖе…ізҡ„йҖҡж–ӯпјҢиҰҒеј„жё…жҳҜдҪҝз”өи·ҜеҸ‘з”ҹеұҖйғЁзҹӯи·ҜпјҢиҝҳжҳҜ并иҒ”дәҶз”ө

1пјҢд爱赢体育ёҚи®ә串并иҒ”пјҢд»»дҪ•дёҖдёӘз”өйҳ»еўһеӨ§пјҢжҖ»з”өйҳ»еҝ…е®ҡеўһеӨ§пјҒ2пјҢ并иҒ”з”өйҳ»дёҚи®әеӨ§е°ҸпјҢеӨҡеҠдёҖдёӘ并иҒ”зӣёпјҢе°ұдјҡеҮҸе°ҸдёҖзӮ№жҖ»з”өйҳ»гҖӮйҖҡдҝ—зӮ№пјҢе°ұеҘҪеғҸж°ҙжІҹдёҖж·пјҢеҰӮжһңеӨҡдёҖжқЎжөҒж°ҙжІҹпјҢдёҚи®ә

并иҒ”з”өи·Ҝз”өйҳ»еўһеӨ§

жҖ»з”өйҳ»дјҡеўһеӨ§.еӣдёә1/R=1/R1+1/R2,еҰӮе…¶дёӯдёҖдёӘз”өйҳ»еўһеӨ§,дҫӢеҰӮR1еўһеӨ§,1/R1зҡ„еҖјеҮҸе°‘,1/Rзҡ„еҖјйҡҸзқҖеҮҸе°‘,1/Rзҡ„еҖ’ж•°Rзҡ„еҖје°ұдјҡеўһеӨ§.з»“жһңдёҖйўҳзӣ®дёӨдёӘз”өйҳ»е№¶иҒ”е…¶дёӯдёҖдёӘеўһеӨ§жҖ»з”өйҳ»еә”иҜҘ

дёІиҒ”з”өйҳ»зҡ„жҖ»з”өйҳ»зҡ„йҳ»еҖјжҜ”д»»дҪ•дёҖдёӘеҲҶз”өйҳ»зҡ„йҳ»еҖјйғҪеӨ§гҖӮеӨҡдёӘз”өйҳ»дёІиҒ”зӣёеҪ“дәҺеўһеӨ§еҜјзәҝзҡ„й•ҝеәҰгҖӮ2гҖҒ并иҒ”з”өи·Ҝзҡ„з”өйҳ»зү№зӮ№е№¶иҒ”з”өи·ҜжҖ»з”өйҳ»зҡ„еҖ’ж•°зӯүдәҺеҗ„ж”Ҝи·Ҝз”өйҳ»еҖ’ж•°д№Ӣ

еҹәдәҺз»қзјҳй’ҲжҺўжөӢжҠҖжңҜзҡ„з©ҙдҪҚеҶ…з”өйҳ»жЈҖжөӢ.pdf,дёҠжө·й’ҲзҒёжқӮеҝ—2014е№ҙ2жңҲ第33еҚ·з¬¬2жңҹВ·177В·ж–Үз«зј–еҸ·:1005-0957(2014)4В·з»Ҹз»ңи…§з©ҙВ·еҹәдәҺз»қзјҳй’ҲжҺўжөӢжҠҖ

еҲӨж–ӯIжҖ»зҡ„еҸҳеҢ–вҶ’з”ұU=E-IжҖ»rеҲӨж–ӯUзҡ„еҸҳеҢ–вҶ’з”ұйғЁеҲҶз”өи·Ҝ欧е§Ҷе®ҡеҫӢеҲҶжһҗеӣәе®ҡз”өйҳ»зҡ„з”өжөҒгҖҒз”өеҺӢзҡ„еҸҳеҢ–欧вҶ’з”ЁдёІгҖҒ并иҒ”规еҫӢеҲҶжһҗеҸҳеҢ–з”өйҳ»зҡ„з”өжөҒгҖҒз”өеҺӢз”өеҠҹгҖӮ2гҖҒеҮдёӘжңүз”Ёзҡ„

AиҜ•йўҳеҲҶжһҗ:иҙҹжё©еәҰзі»ж•°зҡ„зғӯж•Ҹз”өйҳ»зҡ„зү№жҖ§:жё©еәҰеҚҮй«ҳ,з”өйҳ»еҮҸе°Ҹ.ж№жҚ®жё©еәҰдёӢйҷҚ,R2з”өйҳ»еўһеӨ§,зЎ®е®ҡ并иҒ”йғЁеҲҶз”өйҳ»еҸҠжҖ»з”өйҳ»зҡ„еҸҳеҢ–жғ…еҶө,еҸҜе®ҡеҮәз”өжөҒгҖҒз”өеҺӢзҡ„еҸҳеҢ–жғ…еҶөеҸҠзҒҜжіЎдә®еәҰеҸҳеҢ–жғ…еҶө.AгҖҒ并联电阻增大总电爱赢体育阻怎么变化(并иҒ”з”өи·Ҝз”өйҳ»еўһеӨ§)зғӯзә爱赢体育ҝз”өйҳ»RHе’Ңз©әж°”жё©еәҰиЎҘеҒҝз”өйҳ»RKз»„жҲҗжғж–Ҝзҷ»з”өжЎҘ,еҪ“з©әж°”жөҒйҮҸеўһеӨ§ж—¶,з”өйҳ»еҸҳеҢ–,жҺ§еҲ¶з”өи·Ҝз«ӢеҚіеҠеӨ§еҠзғӯз”өжөҒIHдәҲд»Ҙдҝ®жӯЈгҖӮ并д»ҘзІҫеҜҶз”өйҳ»R3з«Ҝз”өеҺӢUMдҪңдёәиҫ“еҮәдҝЎеҸ·гҖӮеҠзғӯз”өжөҒеңЁ50mAпҪһ120mAд№Ӣ