number 7 Mirrors 7. A concave mirror has a focal length of 20 cm. What type...

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number 7

science physics

Answer 1

Answer #1

f = - 20cm u=-30cm ttu - 3 T & From t 20cm room t tat- N=-60 cm vinegative =) Real image. ma) negative Inverted inge. (Reel a

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Answer 2

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