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        | CSS  :: Agricultural Engineering |  | 
	 
 
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     For students in search of Hydroponic Gardening
 Guides - Basics to Experts level
 Growing fruit and vegetables hydroponically
 Practical daily questions or queries of hydroponics lovers
 Current Hydroponics and Indoor Gardening Market Growth as well as Trends
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                | 621. | A part that connects piston with connection rod is: |  
                | 
			 
				
					
				| A. | Piston ring | B. | Gudgen pin |  
				 				 | C. | Safety pin | D. | Camshaft |  
                        
                        
                            Answer: Option B Explanation:    |  
 
            
            
                | 622. | Power tiller operates most satisfactorily with: |  
                | 
			 
				
					
				| A. | Rotary tools | B. | Ploughs |  
				 				 | C. | Transport wheel | D. | Harrows |  
                        
                        
                            Answer: Option A Explanation:    |  
 
            
            
                | 623. | In an adiabatic process system: |  
                | 
			 
				
					
				| A. | Temperture is constant | B. | Pressure is constant |  
				 				 | C. | Heat is constant | D. | Volume is constant |  
                        
                        
                            Answer: Option C Explanation:    |  
 
            
            
                | 624. | Weight transfer of tractor is directly affected by: |  
                | 
			 
				
					
				| A. | Pull | B. | Hitch height |  
				 				 | C. | Both (a) & (b) | D. | Wheel base |  
                        
                        
                            Answer: Option C Explanation:    |  
 
            
            
                | 625. | Compression ratio of diesel engine is: |  
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                            Answer: Option A Explanation:    |  
 
            
            
                | 626. | Maximum torque in a tractor is generated at: |  
                | 
			 
				
					
				| A. | Rated rpmb | B. | Less than rated rpm |  
				 				 | C. | Rated horsepower | D. | Maximum idling |  
                        
                        
                            Answer: Option B Explanation:    |  
 
            
            
                | 627. | Brake works on principle of: |  
                | 
			 
				
					
				| A. | Friction | B. | Vibration |  
				 				 | C. | Sliding | D. | Suction |  
                        
                        
                            Answer: Option A Explanation:    |  
 
            
            
                | 628. | Soil texture represent the: |  
                | 
			 
				
					
				| A. | Size and proportion of particles making a soil | B. | Arrangement of soil particles |  
				 				 | C. | Both (a) & (b) | D. | None of these |  
                        
                        
                            Answer: Option A Explanation:    |  
 
            
            
                | 629. | Brake fluid used in hydraulic brake is a mixture of: |  
                | 
			 
				
					
				| A. | Glycerin and alcohol | B. | Alcohol and methane |  
				 				 | C. | Glycerin and methane | D. | None of these |  
                        
                        
                            Answer: Option A Explanation:    |  
 
            
            
                | 630. | When brake is applied the kinetic energy of body is converted into: |  
                | 
			 
				
					
				| A. | Electrical energy | B. | Heat energy |  
				 				 | C. | Chemical energy | D. | Mechanical energy |  
                        
                        
                            Answer: Option B Explanation:    |  
 
 
			
			
 
 
 
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