size of the image
Q: Difference between image in mirror and lenses
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Q: Determine the height of the tree using the method in the image, if you are at a distance d = 25.2 m,…
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Q: Define 1 dioptre of power of a lens.
A: Power of a lens is its ability to converge rays of light falling on it. Diopter is the unit of…
Q: A
A: Option A ) A is right answer. Explanation Condition for critical angle: a light ray is in the more…
Q: Why are there different techniques in microscope
A: Ans:- Microscopic Techniques:- Microscopy is the technique used to view objects that cannot be seen…
Q: side a Angle A Angle C 40' B 41' U
A: From Pythagoras theorem we know that, AB2 + BC2 = AC2 –----------(1)
Q: An object is placed at 30 cm from the convex lens of focal length 20 cm. The position of object is,
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Q: by use Positive lens O false O true
A: A convex lens is also called a positive lens, since the focal length is positive, whereas a concave…
Q: (L) Locate the centroid (y) of the cross-sectional area of the built-up beam from the bottom. Gomm…
A: There are some parameters that we need for the calculation of the centroid for each of the four…
Q: FBD Floatiggegs FB
A: Recall For equilibrium∑F=0
Q: What is focal length of a lens?
A: Focal length of a lens is a measure of how strongly the lens converges or diverges light. It is the…
Q: 11) A convex mirror has a focal length of ( -8) cm. If an object is placed 15 cm from the surface,…
A: Given data: Focal length, f = -8 cm Distance of the object, do = 15 cm
Q: If the power of a corrective lens is +2.0 D, then it is a A) convex lens B) concave lens C)…
A: Given that, Power = +2.0 D
Q: +Q 庄 土 土 土 C. E王 王 土 D.
A: The like charge particles always repel each other while the unlike charge particles attract each…
Q: find the beam ecterior and interior beam
A: A beam is a structural element used to support loads over a span. It can be used on the exterior or…
Q: A concave mirror of focal length 17.5 cm forms a real image 24.8 cm from the mirror. What is the…
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Q: You have a concave mirror with a focal length of 323 mm. You place an object that is 16.8 cm high at…
A: Concave mirror: If a hollow sphere is cut into parts and the outer surface of the cut part is…
Q: Calculate the magnification of this image. Original Object 6 cm 4 crm Image on Screen 30 cm 20 crm
A: Given: The height of the object is 6 cm. The height of the image is 4 cm. The distance of the object…
Q: van d
A: The ray diagram has been shown below. The object is between focus and center , therefore the image…
Q: Determine focal length and magnification given radius of curvature, distance of object and image.
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Q: Find the image distance for an object placed 10cm in front a convex lens with focal length 7cm
A: Given For convex lens, u= -10 cm , f = 7 cm We have to find, image distance v = ?
Q: Points of Differences Plane Concave Convex Description/shape of the mirror. Flat surface Size of the…
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Q: calculate the tank Peressure. atm ม Air 100mm 100mm1 960mm Hy virg ну mercury mercury
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Q: 22. Which ray diagram shows a virtual image? 2F 2F 2F 2F O Left O Centre O Right None
A: Answer (left) An image is said to be virtual if it is formed on the side of object i.e. on left side
Q: 6 - An object 2.5 cm long is 15 cm away from a convex lens, so an image is formed at a distance of…
A: Given: Height of object, h=2.5 cm Distance of object from convex lens, u= -15 cm Distance of image…
Q: A prism with an axis that is not at right angle to the base is ____________
A: A prism with an axis that is not at right angle to the base is called oblique prism. In case of…
Q: There is a 25 degree and I do not see it. Could you put that ?
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Q: Calculate the power of lens, which has positive focal length of 20 cm
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Q: Question 13 Mr. Muscedere is driving in his car at a speed of 60.0km/h. He suddenly sees a chicken…
A: Given that Initial speed of car is V1 = 60 km/hV1 = 60×10003600 m/sV1 = 16.67 m/s Distance from the…
Q: B- as = Hol + H0E0 dt Hol + HoEo %3D
A: Electric flux is the number of electric lines entering normally through a surface
Q: Solve for the missing angle and weight and explain each solution. 40 7 slug W 110 dyne
A: Balancing the forces since the system is in equilibrium, one get the missing terms. 1 slug=14.6 kg 1…
Q: Ui= -6682.84x10-1" J.Uf= -6682.84x10-" J |F|=1338.54x10-" N
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Q: Investigate different types of microscopes.Learn how image is formed in a compound microscope.
A: The most common microscope is used is a simple compound microscope. It consists of two convex…
Q: Problem (Coulombs' Law) An electron is 0.5 Å away from a carbon nucleus which contains 6 protons.…
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Q: convex mirror 5 cm – 7 cm- -5 cm
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Q: What is the measurement depicted in the image?
A: It is clear from the image that the left end of the object lies 60 cm and the right end lies at 60…
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