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Question & Answers
Why is a convex mirror is used as looking glass in vehicles?
Why is a convex mirror is used as looking glass in vehicles?
What are the rules for drawing a ray diagram in a convex mirror?
What are the rules for drawing a ray diagram in a convex mirror?
How to draw a ray diagram for a concave mirror?
What is the process to draw a ray diagram for a concave mirror?
What is the difference between a real image and a virtual image?
What is the difference between a real image and a virtual image?
4 years ago Grade -10 (SEE) Physics
Light, Power of Lens
Power of given lens is +25 D. Find the distance FO.
Power of given lens is +25 D. Find the distance FO.
4 years ago Grade -10 (SEE) Physics
Light, Power of Lens
A person wears spectacles of power -1D.Find defect of eye and f.
A person wears spectacles of power -1D.Find defect of eye and f.
4 years ago Grade -10 (SEE) Physics
Light, Power of Lens
Power of lens is 2.5 dioptre, find focal length,type of lens.
Power of lens is 2.5 dioptre, find focal length,type of lens.
4 years ago Grade -10 (SEE) Physics
Light, magnification
Object is at 60cm, concave lens, f 20cm. find image and magnification.
An object is placed at 60cm , concave lens focal length is 20cm. find image and magnification.
4 years ago Grade -10 (SEE) Physics
Light, Power of Lens
An object is kept 45cm away, convex lens of power 10D. locate the image formed by the lens with a ray diagram.
An object is kept 45cm away, convex lens of power 10D. locate the image formed by the lens with a ray diagram.
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