how can we know which ray diagram should we draw for given numerical
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Dude it is not necessary to draw ray diagram while solving a numerical but if u want to derive the perfact answer than u can ....
Now for your question u have to draw the ray diagram according to the question ...Read your question thoroughly and act on your copy according to that . U must notice the objects such as mirror , lens , etc and sign contradiction must.....
Hope my suggestion satisfy u ..If than hit a thnx
Now for your question u have to draw the ray diagram according to the question ...Read your question thoroughly and act on your copy according to that . U must notice the objects such as mirror , lens , etc and sign contradiction must.....
Hope my suggestion satisfy u ..If than hit a thnx
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