Question

m=in physics and the options are ent specialist and rear view mirror and hi /ho​

Answer 1

Explanation:

Given,

Focal length, f=20cm

Object distance, u=6m=600cm

Image distance, v=?

from mirror formula

f

1

=

v

1

+

u

1

20

1

=

v

1

−

600

1

⇒

v

1

=

20

1

+

600

1

=

2×600

620

v

1

=

600

31

v=

31

600

=19.35cm

Hence, the position of second car as seen in the mirror of first car is 19.35cm back of the mirror