Percobaan Michelson–Morley Semua Gerak Bersifat Relatif

Mudah dan Aktif Belajar Fisika untuk Kelas XII 232 :F96G6F6C0 + ,796E6H96H66C76=K6E:F8:E6H6C 7:C9696A6B:F6C668I6CG6B69:C6CE:F8:E6H6C7:C9696A6B :F6C668I6C 6GG67:C969E6C96C96F:F6C668I6C 96C96C6EH:H6EG6B6B666M6E696:F6C668I6C96C B:C?69G6B6EIA6M6HI96CG:=C6 6FIF66CH:FG:7IH96E6H96B7A:GBEIA6C76=K6 , .:7I6=:F:H66E7:F:F69:C6C:8:E6H6CB?6B .:DF6CE:CIBE6C 7:F?6A6C96A6B:F:H69:C6C:8:E6H6CB?6BG:6F6=9:C6C:F:H6 :F6E6 :8:E6H6CE:CIBE6CH:FG:7IHH:F=696EDF6CM6C96B9H:EF:A 4 :C6CB:CIC66C0 + ,7 - - 0+ F6CM6C96B9H:EF:AG:766:F6C668I6C :F:H66EM6C7:F:F6 H:F=696EDF6CM6C96BG:766:F6C668I6C :8:E6H6CE:CIBE6CH:F=696E :F6C668I6C696A6= - B?6B :C6C9:B6C:8:E6H6CE:CIBE6C - H:F=696EM6C96B696A6= - - + B?6B Contoh 9.1

2. Percobaan Michelson–Morley

:?6A6M6CH6BE6E696:ADB76CH6A:ADB76CE:FBI66C6F 6H6I:ADB76C7ICMB:CIC?I6C76=K6:ADB76C96E6HB:F6B76H B:A6AIGI6HIB:9IBM6CB:C?6A6F6C:H6F6C96FGI6HIH:BE6H: H:BE6H A6CCM6 A:= 6F:C6 86=6M6 ?I6 96E6H 96C6E G:766 :ADB76C6E66=M6CB:BICC6CB:F6B76HCM6:ADB76C86=6M6 96F6H6=6F:IBG:96C6CG:766C7:G6F96:F6=6CH6F66H6=6F 96CIB696A6=FI6C=6BE6 0CHI B:C?6K67 E:FH6CM66C C E696 6769 : E6F6 6=A B:C6?I6CGI6HI=EDH:GGM6C9:C6A9:C6C :CIFIH =EDH:GGC:ADB76C86=6M696F6H6=6F:IB96E6HB:F6B76H B:A6AIGI6HIB:9IBM6C9C6B66C:H:F :9IBCH:F96E6H9B6C6 B6C696A6BCH:FB6GIFI6C=6BE6 :C6C696CM6=EDH:GGC ICHI G:B:CH6F6 96E6H B:C=C96F6C :GI6F6C H:CH6C B:9IB E:F6B76H6C:ADB76C86=6M6 +696 0-,96C-5B:A6I6C:GE:FB:C ICHIB:B7IH6C:7:F6966C:H:F GE:FB:CC9A6I6C9:C6C B:CIIFG:AG=K6HI6CH6F6:A6?I6C86=6M6:H67:F:F6G:?6?6F 96CH:6AIFIG:H:F 6FC9696E6HB:B6=6B:GE:FB:C8=:AGDC DFA:MCE:F=6H6CAIGHF6GH:CH6C:F6E:F6=IM6C7:F:F6G:6F6= 9:C6C 6AF6C GIC6 96C :F6 E:F6=I M6C 7:F:F6 B:CM:7:F6C GIC6H:6AIFIG9:C6C6AF6CGIC6 +696 + E:F6=I 7:F:F6EIA6CE:FB:CM:7:F6CGIC696FHH:96C:B76A :A69:C6C6F6=H:6AIFIG6AF6CGIC6M6C7:F:F69:C6C :8:E6H6C+ 0CHIB:A6I6CE:CM:7:F6C6CC6F6=:F66CCM6=6FIG 9BFC6C:FICHIB:CB76C6FIGGIC6G:E:FH9E:FA=6H6C E696 + :G6FF:GIAH6C96F:8:E6H6CE:F6=I96C:8:E6H6C 6AF6CGIC6+96E6H9HIAG6CG:7667:FIH Gambar 9.3 Gerak perahu bolak-balik yang tegak lurus aliran sungai. Gambar 9.4 Diagram arah kecepatan perahu dan aliran sungai. N v c M N v aliran sungai c M 2 2 ’ v c v DIUNDUH DARI: WWW.BUKUPAKET.COM Sumber buku bse.kemdikbud.go.id Teori Relativitas Khusus 233 v c + v c – v M O aliran sungai Gambar 9.5 Gerak perahu yang searah dan berlawanan dengan aliran sungai. v’ c v 2 2 O 6E6C?6CACH6G6C:696A6=K6HIM6C9E:FAI6CICHI B:CM:7:F6CGIC6696A6= + 69ICHIEIA6CE:FB:CM:7:F6C GIC697IHI=6CK6HI + + O .:6F6CE:F=6H6C + +:F6=I 7:F:F67DA6 76A 96FHH:A6AI:B76A:A6 +6C?6CACH6G6C96F: G6B6 9:C6C E6C?6C ACH6G6C 96F : M6HI +696 G:E6FI= E:F?6A6C6CCM6M6CE:FH6B6:8:E6H6CCM6976CHIDA:=6AF6CGIC6 G:=C6 ICHI B:C:BEI= G:?6I= 9E:FAI6C K6HI + 6C H:H6EE696K6HIG:E6FI=E:F?6A6C6CCM6ICHI:B76A:F6CM6?IGHFI B:A6K6C6FIGG:=C69E:FAI6CK6HI + ICHIB:C:BEI=?6F6 M6CG6B6M6HIG:E6C?6C :C6C9:B6CG:AIFI=E:F?6A6C6C E:F6=IEIA6CE:FB:B:FAI6CK6HI + + :CHIH:FG:7IH96E6H9HIAG?I69:C6C + + + + + + + + +:FG6B66CH:FG:7IH96E6H?I69HIAG6C + + O 0CHI6GIG:F6IB996A6B:H:F9IC66C6C6ADG:766 7:FIH :A6?I6CGIC696C6AD6CG:766:A6?I6C:H:F96C:A6?I6C E:F6=I96C6AD6CG:76686=6M6 6A6BDCH:GC 7:F6FHK6HI M6C9H:BEI=86=6M6:H6ACH6G6CCM6H:6AIFIG9:C6C6F6=:A6?I6C :H:FG:96C6C 696A6=K6HIM6C9H:BEI=86=6M6:H6ACH6G6CCM6 G:?6?6FH:F=696E6F6=:A6?I6C:H:F .:AG=K6HI6CH6F6 96C 696A6= O + O + O + O + O a 2 – b 2 = a + ba – b Ingatlah DIUNDUH DARI: WWW.BUKUPAKET.COM Sumber buku bse.kemdikbud.go.id Mudah dan Aktif Belajar Fisika untuk Kelas XII 234 0CHIB:CM:A:G66CE:FG6B66CH:FG:7IH9IC66C9:F:H7CDB6A M6HI - - - - - 96C O .II + E696 0 + , 7 96E6H 9HIAG6C 96A6B 7:CHI 9:F:H7CDBC6A9:C6CB:C6C6AD6C + G:766 - 96C E6C6H O G:766B6666C996E6H6C + -O - + + A:=6F:C6 BG96C+7:FDF9::8ACA6 + G6C6H:8AG:6A G:=C6 + 69E:FG6B66C9:F:HCDBC6AH:FG:7IH96E6H9HIAG6C + + :C6C86F6M6CG6B6B66 + 96E6H9HIAG6C96A6B 7:CHI9:F:HCDBC6AG:7667:FIH + + B66 O + O + O + O + O + O +696 E:F8D766C 8=:AGDCODFA:M M6C G:B6CM6 H:FA=6H E696 + E6C?6CACH6G6C M6C9IC66C696A6= B 96EIC :A6?I6C:H:F+696A6=:A6?I6CFDH6GIBM6HIP BG A:= 6F:C6HIG:AG=K6HI86=6M6M6CG:?6?6F:H:F96CH:6AIFIG:H:F 96E6H9=HIC O B P BG P BG P BG P O G Tantangan untuk Anda Agar Anda lebih memahami tentang deret binomial. Kerjakan contoh- contoh berikut. 1. 1 – x 2 3 2. 1 + 2x 3 Gambar 9.6 Skema percobaan Michelson- Morley. cermin 2 cermin 1 perjalanan A aliran eter layar pengamat kaca setengah cermin sinar datang DIUNDUH DARI: WWW.BUKUPAKET.COM Sumber buku bse.kemdikbud.go.id Teori Relativitas Khusus 235 .:AG=K6HICG6C6H:8A96CH96BICC96B6HG:86F6 B6CI6A 6BIC?69IC66C86F6 86F6DEH=6AC66CB:B7:F6C :H:AH6CM6CG6C6HHC .6A6=G6HICM6B:A6AIEDA6CH:F;:F:CG :F6G 86=6M6 M6C 9E6CHIA6C 96C 9H:FIG6C DA:= 686 G:H:C6= 8:FBCH:CHIB:BA;6G:M6C7:F7:96G:=C666CH:FA=6HGI6HI EDA6 CH:F;:F:CG 6 96B6H B:A6AI A6M6F E:C6B6H 66C B:BE:FA=6H6CE:F7:966CH:FG:7IH :FCM6H6E:F8D766C8=:AGDC DFA:MG6C6HB:C:?IH6C6F:C696F=6GAE:C6B6H6CH:F=696EEDA6 CH:F;:F:CGH96H:FA=6HE:F7:966C;6G: 6AC7:F6FH76=K6H96 H:F96E6HE:F7:966C6CH6F6K6HIM6C9E:FAI6CDA:=86=6M6ICHI EIA6CE:F96A6B6F6=G:?6?6F9:C6C6AF6C:H:F96C6F6=H:6AIFIG H:F=696E6AF6C:H:F I6=6AE:CHCM6C96E6H9GBEIA6C96FE:F8D766C8=:AGDCO DFA:MM6HIG:7667:FIH 6 EDH:GGH:CH6CB:9IBM6C9G:7IH:H:FH9696E6H97IH6C :C6C6H6A6C:H:FHIH96696 7 :8:E6H6C86=6M6696A6=G6B6ICHIG:6A66F6=H967:F6CHIC E696:F6IB

B. Teori Relativitas Einstein