60 x 604
53 we want method
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Answer:Analyse the following observation (v) object distance (u) image distance find without calculation 1=(v)+25, (u) -100/ 2= (v)-60 and (u)-40 now find the focal length without calculation and also give reason how you find
Step-by-step explanation:
Answered by
0
Answer:
36240
Step-by-step explanation:
60 * 4
240
60*0
00
60*6
180
=36240
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