whats the difference between converging lens/mirror and diverging lens/mirror?

Asked by  | 23rd Mar, 2008, 09:18: AM

Expert Answer:

Parameter 

Concave/Converging mirror  

Convex/Diverging mirror  

Reflecting surface bulged inwards or outwards  

Bulged inwards  

Bulged outwards  

Incident parallel rays  

Reflected rays converge after reflection 

Reflected rays diverge after reflection 

Real or virtual focus  

Real focus 

Virtual focus 

Real or virtual images  

Forms both real and virtual images 

Forms only virtual images 

Parameter

Convex/converging lens

Concave/diverging lens

Real or virtual focu

Forms real focus 

Forms virtual focus 

Real and virtual images 

Can form both real and virtual images 

Always forms virtual images 

Rgds

Topper team

Answered by  | 24th Mar, 2008, 11:12: AM

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