Physics, asked by yashsaxena2030, 9 months ago

An object is placed at a distance of 15 cm from a concave mirror and its real image is formed at 30 cm in front of that mirror. The focal length of the mirror is *
2 points
+20 cm
-20 cm
-10 cm
+10 cm

Answers

Answered by RITESHDEWRARI

Answer:

An object is placed at a distance of 15 cm from a concave mirror and its real image is formed at 30 cm in front of that mirror. The focal length of the mirror is .

ANS. f:30cm

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An object is placed at a distance of 15 cm from a concave mirror and its real image is formed at 30 cm in front of that mirror. The focal length of the mirror is *2 points+20 cm-20 cm-10 cm+10 cm​

Answers

An object is placed at a distance of 15 cm from a concave mirror and its real image is formed at 30 cm in front of that mirror. The focal length of the mirror is *
2 points
+20 cm
-20 cm
-10 cm
+10 cm