Physics, asked by sujatha83, 7 months ago


A 1cm object is placed perpendicular to the principal axis of a convex mirror of focal length 7.5 cm.
Then the object should be placed infront of the mirror at a distance to get the size of the image as 0.6 cm
is
a) 3 cm
b) 5 cm
c) 7.5 cm
d) 10 cm​

Answers

Answered by nischalsaidasari
0

Answer:0.6=−  

u

v

​  

 

The mirror formula is given as,

v

1

​  

+  

u

1

​  

=  

f

1

​  

 

0.6u

1

​  

−  

u

1

​  

=  

f

1

​  

 

u=5cm

Thus, the distance from the mirror is 5cm.

Explanation:

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