Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • A candle is placed 15.0 cm in front of a convex mirror. When the convex mirror is replaced with a plane mirror, the image moves 7.0 cm further away from the mirror. Find the focal length of the convex mirror.?

A candle is placed 15.0 cm in front of a convex mirror. When the convex mirror is replaced with a plane mirror, the image moves 7.0 cm further away from the mirror. Find the focal length of the convex mirror.?

Answers (1)

best_answer

The;mirror;equation;relating;to;the;focal;length,f;object;distance,u;and;image;distance,v;is\* Rightarrow frac1f=frac1u+frac1v\* here;u=15;cm;and;v=15-7;cm\*Rightarrow frac1f=frac115+frac17-15=frac115-frac18=-frac7120\*Rightarrow f=-frac1207=-17.14;cm

Posted by

Deependra Verma

View full answer

Similar Questions

Latest Question