A concave mirror and a convex lens are held in water. What changes, if any,do you except in their focal length?
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no changes are observed in focus length of mirror
it's because the focul length depends on the structure of mirror which remains unchanged
while focus length of convex lens will increase
it's because the focul length depends on the structure of mirror which remains unchanged
while focus length of convex lens will increase
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there is no change in focal length of mirror.
focal lens of convex mirror will be increased.
focal lens of convex mirror will be increased.
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