Question

A concave mirror is fitted on an automobile with focal length of 3m. If a vehicle behind is at a distance of 5m, determine the position and nature of the image.​

Answer 1

Answer:

the image is real and inverted,v= -7.5cm

Step-by-step explanation:

f= -3

u= -5

1/f=1/v+1/u

1/-3=1/v+1/-5

1/-3+1/5=1/v

-5+3/15=1/v

-2/15=1/v

v= -15/2

v= -7.5cm