Q:
      
      
         
            
The increasing order of the refractive index of certain materials is (left to right) .......
         
       
      
         
            
               | A) Rocksalt, Benzene, Kerosene, Ice | B) Rock Salt, Ice, Benzene, Kerosene | 
            
               | C) Ice, Kerosene, Benzene, Rock Salt | D) Kerosene, Ice, Benzene, Rock Salt | 
         
       
      
         
            
               | A) Rocksalt, Benzene, Kerosene, Ice | 
            
               | B) Rock Salt, Ice, Benzene, Kerosene | 
            
               | C) Ice, Kerosene, Benzene, Rock Salt | 
            
               | D) Kerosene, Ice, Benzene, Rock Salt | 
         
       
      
          
      
      
      
      
      
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