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What will be the magnification produced in this case? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light An object 5 cm high is held 25 cm away from a converging lens of focal length 10 cm. Find the position, size and nature of the image formed. Also draw the ray diagram. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light A converging lens of focal length 5 cm is placed at a distance of 20 cm from a screen. How far from the lens should an object be placed so as to form its real image on the screen? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light A convex lens produces an inverted image magnified three times of an object placed at a distance of 15 cm from it. Calculate focal length of the lens. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light An object is placed at a distance of 100 cm from a converging lens of focal length 40 cm. (i) What is the nature of image? (ii) What is the position of image? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light Calculate the focal length of a convex lens which produces a virtual image at a distance of 50 cm of an object placed 20 cm in front of it. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light Find the position and nature of the image of an object 5 cm high and 10 cm in front of a convex lens of focal length 6 cm. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light A small object is so placed in front of a convex lens of 5 cm focal length that a virtual image is formed at a distance of 25 cm. Find the magnification. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light An object 4 cm high is placed at a distance of 10 cm from a convex lens of focal length 20 cm. Find the position, nature and size of the image. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light State and explain the New Cartesian Sign Convention for spherical lenses. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light At what distance from a converging lens of focal length 12 cm must an object be placed in order that an image of magnification 1 will be produced? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light Describe the nature of image formed when an object is placed at a distance of 30 cm from a convex lens of focal length 15 cm. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light What is the position of image when an object is placed at a distance of 10 cm from a convex lens of focal length 10 cm? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light What is the nature of the image formed by a convex lens if the magnification produced by the lens is, –0.5? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light What is the nature of the image formed by a convex lens if the magnification produced by the lens is +3? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light Write down the magnification formula for a lens in terms of object distance and image distance. How does this magnification formula for a lens differ from the corresponding formula for a mirror? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light Write the formula for a lens connecting image distance (υ), object distance (u)and the focal length (f). How does the lens formula differ from the mirror formula? 4 years ago Deepak Rock class 10 lakhmir singh refraction of light Draw a diagram to show how a converging lens focuses on parallel rays of light. (b) How would you alter the above diagram to show how a converging lens can produce a beam of parallel rays of light. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light When an object is placed at a distance of 36 cm from a convex lens, an image of the same size as the object is formed. 4 years ago Deepak Rock class 10 lakhmir singh refraction of light An object is placed at the following distances from a convex lens of focal length 15 cm : (a) 35 cm (b) 30 cm (c) 20 cm (d) 10 cm 4 years ago Deepak Rock class 10 lakhmir singh refraction of light Page 5 / 5 Prev 1 2 3 4 5 Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? Δ Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
