The work function for a metal surface is 4.14 eV. The threshold wavelength for this metal surface is:
- 4125 Å
 - 2062.5 Å
 - 3000 Å
 - 6000 Å
 
Answer:
(iii) 3000 Å
Physics CBSE Class 12 Sample Paper for 2023 Boards - Solution
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
        
      
Physics CBSE Class 12 Sample Paper for 2023 Boards - Solution
Last updated at December 13, 2024 by Teachoo
Answer:
(iii) 3000 Å