If the power of a lens is - 4.0 d
Web2 mrt. 2024 · Now we can easily find the object distance by applying the lens maker formula. Complete step by step answer: Given the power of a convex lens, P = + 4 D. As we all know, power is inversely proportional to the focal length of the given lens: Power = 1 Focal length We can also write the upper formula in terms of focal length as: Web23 okt. 2024 · Given: Power of lens in -4.0 D. To find: Type of lens and its focal length. Explanation: Power of lens (P)= -4 D. Let focal length be denoted as f. The relation …
If the power of a lens is - 4.0 d
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Web4 sep. 2024 · If the power of a lens is - 4.0 D, then it means that the lens is a * 1 point A. concave lens of focal length -50 m B. convex lens of focal length +50 cm C. concave … Web8 sep. 2024 · answered • expert verified if the power of a lens is -4.0 d then it means that the light is a convex lens of focal length - 50 m B. convex lens of focal length is plus 50 …
Web9 dec. 2024 · Power of the lens (P) = - 4.0 D. To find: f = ? Nature of the lens =? Explanation: P = 1/f To find focal lenght, f = 1/P f = 1/-4.0 Hence, the focal length is - 0.25cm This shows that the given lens is concave lens which is also called as diverging lens, with negative focal lenght. Advertisement Still have questions? Find more answers Web25 aug. 2024 · Power of lens is given by, , where P represents power of the lens and f represents focal length of the lens.. Hence, focal length is 25 cm. What is power of the lens? The term "power of a lens" refers to the lens's capacity to deflect light.A lens with a shorter focal length will have more power since it will bend light rays more.While a …
Web12 sep. 2024 · If the power of a lens is - 4.0 D, then it means that the lens is a A. concave lens of focal length -50 m ... Dear Student Given that P = - 4.0 D Focal length f = 1/P = -1/4 = - 0.25 m = - 25 cm As focal length is negative so it is concave lens. Regards. 0 ; View Full Answer C. A concave lens of F= -25 cm. 0 ; About Us; Web21 jun. 2024 · Explanation: It is given that, Power of the lens is -4 D. We know that the power of a lens is defined as the reciprocal of focal length. Focal length, f = -0.25 cm We know that the focal length of the concave lens is negative. So, the nature of this lens is concave. Learn more, Types of mirrors brainly.in/question/7036887
WebThe correct option is D Myopia, − 0.4 m Power, P = 1 f (in m) The power and focal length of the convex lens is positive and that of the concave lens is negative. Here, the power of the lens is − 2.5 D, so it is a concave lens. Concave lens is used to rectify myopia. Therefore, the defect of vision with which the person is suffering from is ...
WebQuestions and Answers for [Solved] The power of a lens is 4.0 diopters and its diameter is 5.0 cm.What is the focal length of this lens? A)25 cm B)55 cm C)10 cm D)0.25 cm E)2.5 cm. Study Any Topic, Anywhere! The biggest database of online academic Questions & Answers is in your hands! flap on a plane\u0027s wingWeb2 mrt. 2024 · Now we can easily find the object distance by applying the lens maker formula. Complete step by step answer: Given the power of a convex lens, P = + 4 D. As we all … can sloths hearWeb3 dec. 2024 · The lens power equation If a lens has a shorter focal length it is said to be more powerful. The power of a lens is defined as the reciprocal of the focal length. Lens … flap monitoring chartWeb12 sep. 2024 · Since d i and dodo are known, we can find the optical power of the eyeglass lens by using Equation 2.6.1: P = 1 d o + 1 d i = 1 0.285 m + 1 − 0.985 m = + 3.24 D. Significance The positive optical power indicates a converging (convex) lens, as expected. flap of skin in mouth cheekWebQuestions and Answers for [Solved] The power of a lens is 4.0 diopters. What is the focal length of this lens? A) 25 cm B) 55 cm C) 40 cm D) 20 cm E) 60 cm flap of cartilageWebASK AN EXPERT. Science Physics power of a lens is 4.0 diopters and its diameter is 5.0 cm. What is the focal length of this lens? power of a lens is 4.0 diopters and its diameter is 5.0 cm. can sloths hold their breathWebQuestion : 21) The power of a lens 4.0 diopters. What the : 2040215. 21) The power of a lens is 4.0 diopters. What is the focal length of this lens? A) 25 cm. B) 55 cm. C) 40 cm. D) 20 cm. E) 60 cm. 22) The focal length of a lens is 5 m. What is the refractive power of this lens in diopters? A) 0.1 diopters. B) 0.2 diopters. flap on heart