1.

The radius of curvature of a convex mirror used on a moving automobile is 2.0m.a truck is coming behind it at a constant distance of 3.5m. Calculate the position and the size of the image relative to the size of the truck. What will be the nature of the image

Answer»

ANSWER:

EXPLANATION:

∵f=R/2

so,f=2/2=1m

1/f=1/u+1/v

1/1=-1/3.5+1/v

1/v=1/3.5+1

1/v=4.5/3.5=9/7

v=7/9=0.77m

image FORMED is VIRTUAL and erect.

m=-v/u

=-7/9/-3.5=0.22



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