| 
    
        | Engineering  :: Heat Transfer |  | 
       
        
	 
	
	 
 |  |  | 
| 
        
     | 
    
  
        | 
            
            
                |  | Which sample of concrete may be expected to have highest value of thermal conductivity |  
                | | [A]. | Dry concrete | [B]. | Dry concrete having 0.4% rein-forcement |  | [C]. | Concrete having 10% moisture by volume | [D]. | Concrete having 10% meisture by volume and 0.4% reinforcement |  
				    | [E]. | Concrete having 10% moisture by volume and 0.6% reinforcement |  |  | 
 |  |   |  
 
 |  |