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Solve this prolem  | 
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| asked by Chirayu Rai (chirayurai) 9 years ago  | 
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 + 2 more questions by chirayurai    
PP 12:-what is lens?name 2type of lens?what kind of image this lens form  | 
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| asked by Chirayu Rai (chirayurai) 9 years ago  |  
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What is work?  | 
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| asked by Chirayu Rai (chirayurai) 9 years ago  |  
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WHO INVENTED LENS  | 
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| asked by Siddharth Chhetri (dgenerationx) 9 years ago  |  
2  |   + 3 more questions by dgenerationx    
IS IT POSSIBLE FOR A LENS TO BEHAVE AS CONVEX SOMETIMES AND CONCAVE SOMETIMS........... PP 22  | 
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| asked by Siddharth Chhetri (dgenerationx) 9 years ago  |  
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PP 22 . WHAT IS MEANT BY PARAXIAL RAYS.  | 
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| asked by Siddharth Chhetri (dgenerationx) 9 years ago  |  
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WHY CANT ENERGY BE CREATED PP 22  | 
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| asked by Siddharth Chhetri (dgenerationx) 9 years ago  |  
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PP11 LETS EXTEND TIME TO 1.45  | 
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| asked by Shodhan Shetty (shodhansonofsridevi) 9 years ago  |  
0  |   + 4 more questions by shodhansonofsridevi    
PP11(ADMIN) : lets start lens.  | 
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| asked by Shodhan Shetty (shodhansonofsridevi) 9 years ago  |  
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what energy is responsible for stone to break window pane  | 
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| asked by Shodhan Shetty (shodhansonofsridevi) 9 years ago  |  
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many are not actively participating. speed up guys.just 10 min remainingto start lens chapter and wind up work lesson  | 
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| asked by Shodhan Shetty (shodhansonofsridevi) 9 years ago  |  
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what is work energy theorem? PP11  | 
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| asked by Shodhan Shetty (shodhansonofsridevi) 9 years ago  |  
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PP34 why do welders wear a mask while welding?!  | 
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| asked by Gaurav Verma (g_vermaji) 9 years ago  |  
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PP 21 what is critical angle  | 
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| asked by Shashank (ramachari) 9 years ago  |  
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