1 hour 11 min

1. Photo electric effect theory
1 hour 30 min

2. Photo Electric Experiment
1 hour 44 min

3. Photo electric effect numericals
1 hour 47 min

4. PEF (Rev-Tue
1 hour 36 min

5. pef, matter waves (Rev-wed
1 hour 11 min

6. good numericals on PEF
21 min