L?ch s? V?t L? HK1 13-14
- 1. ?? THI K?T TH?C H?C PH?N L?CH S? V?T L? H?C K? I ¨C NH: 2013 ¨C 2014 TH?I GIAN: 90 ph¨²t (kh?ng k? th?i gian ph¨¢t ??) C?u 1 (3,0 ?): H?y n¨ºu nh?ng s? ki?n ??a ??n cu?c kh?ng ho?ng V?t L? h?c cu?i th? k? 19. Thuy?t l??ng t? ¨¢nh s¨¢ng v¨¤ thuy?t t??ng ??i Einstein c¨® vai tr¨° nh? th? n¨¤o trong vi?c gi?i quy?t cu?c kh?ng ho?ng n¨¤y? C?u 2 (3,0 ?): N¨ºu c¨¢c b??c x?y d?ng bi?u th?c t¨ªnh l?c t??ng t¨¢c h?p d?n c?a Newton. C?u 3 (3,0 ?): S? l??c v? l?ch s? h¨¬nh th¨¤nh ??nh lu?t b?o to¨¤n v¨¤ chuy?n ho¨¢ n?ng l??ng. ---------------------------------------------------GHI CH?: Sinh vi¨ºn KH?NG s? d?ng t¨¤i li?u