Peoples Physics Book Version-2

29.1. Appendix A: Answers to Selected Problems (3e) http://www.ck12.org

6. 
   
   
   
   1. 84 × 108 m/s
      1..491 m/s
   
   
   2. 
      
      
      
      3. 14107 J
      
      
      
      
   
   
   3. 64 Mw
   
   
   4. 1.55 pm
   
   
   
   


7. 3.27 eV
   8..


8. (b) 15 (c) 182 nm,188 nm,206 nm,230 nm
   10.− 10 .3 eV,− 3 .82 eV,− 2 .29 eV,− 1 .83 eV


9. 
   
   
   
   4. 19 × 107 m/s
   
   
   
   


10. 
    
    
    
    1. 70 × 10 −^11 m
    
    
    
    


11. 
    
    
    
    1. 95 ◦
       4..068 m
    
    
    
    


12. 1.89 V


13. 1.60 A


14. 
    
    
    
    1. 25 Ω
    
    
    
    


15. 
    
    
    
    4. 40 × 10 −^24 kgm/s
    
    
    
    


16. 
    
    
    
    1. 17 × 10 −^24 kgm/s
    
    
    
    


17. 
    
    
    
    3. 23 × 10 −^24 kgm/s
    
    
    
    


18. 
    
    
    
    3. 76 × 107 m/s
    
    
    
    


19. 
    
    
    
    1. 1365 × 10 −^22 kgm/s
    
    
    
    


20. 5.860 pm
    3.^2 42 Cu→^4 He+^2 38Pu


21. 238.0497 amu


22. 17.7 cm
    6.−y
    7.+y, 34 .2 N/C

Ch 25: Global Warming

1. (a) 5. 1 × 1014 W (b) 1. 8 × 1015 kWh (c) 1. 6 × 1022 J (d) 7. 0 × 1015 J (e) About 2.3 million bombs