You can download past Asian Physics Olympiad (APhO) contest papers here:
Asian Physics Olympiad past contest papers:
No. of the Olympiad | Year | Country | Place | Problems & Solutions |
18 | 2017 | Russia | Yakutsk | |
17 | 2016 | HongKong (China) | HongKong (China) | |
16 | 2015 | China | Hangzhou | |
15 | 2014 | Singapore | Singapore | |
14 | 2013 | Indonesia | Bogor | |
13 | 2012 | India | New Delhi | |
12 | 2011 | Israel | Tel Aviv | |
11 | 2010 | Taiwan | Taipei | |
10 | 2009 | Thailand | Bangkok | |
9 | 2008 | Mongolia | Ulaanbaatar | |
8 | 2007 | China | Shanghai | |
7 | 2006 | Kazakhstan | Almaty | |
6 | 2005 | Indonesia | Pekanbaru | |
5 | 2004 | Vietnam | Hanoi | |
4 | 2003 | Thailand | Bangkok | |
3 | 2002 | Singapore | Singapore | |
2 | 2001 | Taiwan | Taipei | |
1 | 2000 | Indonesia | Karawaci |
Reference : The Asian Physics Olympiad http://apho.ias-ntu.org/