Numerical question on mirror formula
WebAn object is kept 10\ \text {cm} 10 cm in front of a convex mirror, which forms a smaller image three-fifths the size of the object. What is the focal length f f of the mirror? Note: Convex mirrors form only virtual and erect images. Let's write the answer with the correct sign. f= f = \text {cm} cm Show Calculator Stuck?
Numerical question on mirror formula
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Web25 mrt. 2024 · The mirror formula shows the relationship between the object distance, image distance, and the focal length of the spherical mirror. Hence, the formula is given … WebD. none of the above. Detailed Solution for Test: Mirror Formulae - Question 1. Consider a plane-mirror and a fixed incident ray of light reflecting from the surface at an angle θi. Before the mirror has rotated, the angle of incidence is θ as is the angle of reflection. If the mirror is rotated through an angle φ the normal is rotated by an ...
Web10 aug. 2024 · Answer 15 cm, m=-1.5, real & inverted Q.6. 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. Answer f=100/3=33.34 cm Q.7. An object is placed at a distance of 100 cm from a converging lens of focal length 40 cm. What is the nature and position of the image? Web12 sep. 2024 · For a spherical mirror, the optical axis passes through the mirror’s center of curvature and the mirror’s vertex, as shown in Figure 2.3. 1. Figure 2.3. 1. A spherical mirror is formed by cutting out a piece of a sphere …
WebUsing the mirror formula Google Classroom You might need: Calculator The diagram below shows a convex mirror forming an image \text I I behind it. Find the object … Web30 mrt. 2024 · Height of Image is h' Magnification is m So Magnification = Height of Image/ Height of Object m = h'/h We also have another formula for magnification in lenses Magnification = v/u where v is image distance …
WebThe distance of the object from the mirror is (n-1)f (n-1/n) f (n+1/n) f (n+1) f; Answer: (a) (n-1)f. Q2: Consider a concave mirror of focal length 50 cm. Where should the object be …
Web2 dagen geleden · ICSE Class 9 Physics Syllabus Aims: To acquire knowledge and understanding of the terms, facts, concepts, definitions, laws, principles and processes of Physics. To develop skills in practical ... how much should a 5 foot child weighWebFind the position of the image, its nature, and its size. Medium. View solution. >. A convex mirror with a radius of curvature of 3m is a used as rear view mirror for a vehicle. If a … how do spiders feed their babiesWebThe linear magnification produced by a spherical mirror is +1/3 +1/3. Analysing this value, state the ( \text {i} i) type of mirror and ( \text {ii} ii) position of the object with respect to … how do spiders give birthWebMirror Formula helps us to find: a. Image distance which is represented as ‘v’. b. Object distance which is represented as ‘u’. c. Focal length which is represented as ‘f’. And is written as : This formula is valid for all kinds of spherical mirrors, for all … how do spiders span long distances with webWeb12 apr. 2024 · Here we are providing numerical problems based on Electric Dipole for Class 12 Physics. Q.1. A dipole consisting of an electron and a proton separated by a distance of 4 × 10 -10 m is situated in an electric field of intensity 3 × 10 -5 NC -1 at an angle of 30° with the field. Calculate the dipole moment and the torque acting on it. how do spiders create silkWeb12 apr. 2024 · Hi All this video on d Tricks and formulas enlightened for solving various number system related problems with ease and also to get better clarification on d topic. ===== Welcome to … how do spiders help the ecosystemWebMirror Equation Questions. A mirror is a polished shiny object usually made of glass which reflects most of the rays of light falling upon it. Mirror equation is. 1 v + 1 u = 1 f. . u is … how do spiders make their webs