Q.2: Value of the refractive index of lens is 2.5. The curved surfaces are having the radius of curvatures 10 cm and -12 cm respectively. Find out the focal length of the lens
Answers
Answer:
IIT Foundation & Olympiad Explorer 1. 2. 3. 4. 5. 6. 7. 8. 9. 10 Basic Practice Fill the blanks are made of plane glasses with a t
hin layer of metal coating on one sid is equal to the off side in a plane mirror. is a piece of transparent material bound by two refracting surfaces. lenses, whereas diverging lenses are calle The One SE A Converging lenses are called lenses. A convex lens can form both The image formed by a A A The ray, on the same plane. The angle of 4. Reflection of Ligh is equal to the and images. is always virtual, erect and diminished. is an optical instrument used to obtain magnified images of minute particle is a device used to obtain an enlarged view of distant objects. ray and the at the point of incidence, alli IIT Foundation & Olympiad Explorer of reflection. As a result this tine! Further Practice 1. 2. Write the correct option as your ans In the given diagram, PQ is a plane mirra (A) AX (B) BX (C) XC (D) AC From the diagram given below, PQ is incident ray and the angle of incide Incident ray Angle of incid AXP (A) AX (B) AX (C) XC AXB BXC 9m
Explanation:
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hin layer of metal coating on one sid is equal to the off side in a plane mirror. is a piece of transparent material bound by two refracting surfaces. lenses, whereas diverging lenses are calle The One SE A Converging lenses are called lenses. A convex lens can form both The image formed by a A A The ray, on the same plane. The angle of 4. Reflection of Ligh is equal to the and images. is always virtual, erect and diminished. is an optical instrument used to obtain magnified images of minute particle is a device used to obtain an enlarged view of distant objects. ray and the at the point of incidence, alli IIT Foundation & Olympiad Explorer of reflection. As a result this tine! Further Practice 1. 2. Write the correct option as your ans In the given diagram, PQ is a plane mirra (A) AX (B) BX (C) XC (D) AC From the diagram given below, PQ is incident ray and the angle of incide Incident ray Angle of incid AXP (A) AX (B) AX (C) XC AXB BXC 9m