A lens of focal length +12 cm has an object 18 cm from thelens. a.) Draw a ray d

Question

A lens of focal length +12 cm has an object 18 cm from thelens. a.) Draw a ray diagram of this situation to scale b.) Where is the image formed? Give both the approximateanswer from your drawing and the exact answer using theformulas. c.) What is the magnification of the image? d.) Is the image real or virtual? e.) Is the image erect or inverted? A lens of focal length +12 cm has an object 18 cm from thelens. a.) Draw a ray diagram of this situation to scale b.) Where is the image formed? Give both the approximateanswer from your drawing and the exact answer using theformulas. c.) What is the magnification of the image? d.) Is the image real or virtual? e.) Is the image erect or inverted?

Explanation / Answer

A lens of focal length +12 cm has an object 18 cm from thelens. a.) Draw a ray diagram of this situation to scale
for drawing image diagram is not supporting at present .so pleasedraw diagram using the details.

b.) Where is the image formed? Give both the approximateanswer from your drawing and the exact answer using theformulas.
1/v=1/f-1/u=1/12-1/18=>v=36cm
c.) What is the magnification of the image?
m=v/u=36/18=2
d.) Is the image real or virtual?
real
e.) Is the image erect or inverted?
inverted

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