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An object is placed 5.0 cm in front of a converging lens. Find the focal length of the lensif the magnification of object is -3.00.(a) 7.50 cm(b) 3.75 cm(c) 0.26 cm(d) 2.55 cm

Question
An object is placed 5.0 cm in front of a converging lens. Find the focal length of the lens
if the magnification of object is -3.00.
(a) 7.50 cm
(b) 3.75 cm
(c) 0.26 cm
(d) 2.55 cm
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An object is placed 5.0 cm in front of a converging lens. Find the focal length of the lens if the magnification of object is -3.00. (a) 7.50 cm (b) 3.75 cm (c) 0.26 cm (d) 2.55 cm

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Step 1

Write the expression for magnifi...

v
distance from the image to the lens
m=
u distance from the object to the lens
и
V %3D- ти
=-(-3.00) (5.0cm
=15 cm
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v distance from the image to the lens m= u distance from the object to the lens и V %3D- ти =-(-3.00) (5.0cm =15 cm

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