1.

An object of height 4.0 cm is placed at a distance 24 cm in front of a convex lens of focal length 8 cm.★ Find the position and size of image. ​

Answer»

Answer:

HEIGHT of object =ho=4cm

distance of object = p=24cm

Focal lenght =f= 8CM

find

POSITION of image = q =?

size of image = HI= ?

formula

1/q= 1/f-1/p

1/q=1/-8-1/24

1/q=-0.125-0.0416

1/q=-0.16666

q=-6.0024cm

formula

hi/ho=q/p

hi=-6.0024/24×4

hi=-1.000400cm



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