[課業] 物理
1.氫原子自第二激態(N = 3)跳回到基態(N = 1)時，其放射光譜可能有幾條？
(A)2 (B)3 (C)4 (D)5 答案(b)
三條是N=1 N=2 N=3這三條嗎??
2.如下圖，以水平力F = 10牛頓，推兩物體，若M = 3公斤，m = 2公斤，則兩物體間之
作用力為(A)8牛頓 (B)6牛頓 (C)4牛頓 (D)2牛頓 答案(d)
F->■□
^ ^
3 2
我的想法:10=(3+2)a a=2 M=3推m=2的作用力=2*2=4N 故選答案c
有請各位指導了~~謝謝
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