SUMMATIVE ASSESSMENT-II SCIENCE Time : 3 hours Maximum Marks: 80
SECTION-A
3. An object is placed perpendicular to the principal axis of a convex lens of focal length 20 cm. The distance of the object from the lens is 30 cm. Find (I) the position (ii) the magnification and (iii) the nature of the image formed. OR 4. One half of a convex lens is covered with a black paper. Will such a lens produce an image of the complete object? Support your answer with a ray diagram. 5. An object 5 cm high is held 25 cm away from a converging lens of focal length 10 cm. 1. Draw the ray diagram and 2. Calculate the position and size of the image formed. 3. What is the nature of the image.
11 Comments
veron
9/2/2012 04:32:03 am
Can i get the answer sheets pls...
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Demon
16/3/2012 12:48:03 am
Get it yourself :-/ Search on the net lazy fellow
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Hari
20/2/2012 10:38:21 pm
Can i get the answer sheet, bzs the question paper is very super
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saranya
22/2/2012 07:10:51 am
super question pls give the answer of this questions
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2/3/2012 01:39:03 pm
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12/9/2020 12:30:35 am
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