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A plane mirror of length 10 cm is present near a wallin situation as shown in figure. Then the length ofspot formed on the wall isS source of lightwalld10 cm(2) 5 cm(1) 10 cm(4) 15 cmK3) 20 cm

Answer» A plane mirror of length 10 cm is present near a wallin situation as shown in figure. Then the length ofspot formed on the wall isS source of lightwalld10 cm(2) 5 cm(1) 10 cm(4) 15 cmK3) 20 cm


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