Diameter of a sphere is decreased by 25%
WebMay 8, 2024 · Then its diameter is 2r. The Surface area of a sphere = 4πr 2. The Curved surface area of the sphere = 4πr 2. Now it is given in the question that the diameter of …
Diameter of a sphere is decreased by 25%
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WebOct 10, 2024 · $504$ cones, each of diameter $3.5 cm$ and height $3 cm$, are melted and recast into a metallic sphere, Find the diameter of the sphere and hence find its surface area. The curved surface area of a cone is $4070 cm^2$ and its diameter is $70 cm$. WebApr 5, 2024 · Curved surface area of sphere = π d 2. The diameter of the sphere decreased by 25%. It means d 4 subtract from total diameter (d). So, new diameter D = …
WebNov 28, 2024 · The diameter of a sphere is decreased by 25%. By what per cent does its curved surface area decrease? cm. Hence, the original curved surface area decreases by 43.75%. plz refer the attachment to … WebThe diameter of a sphere is decreased by 25%. By what per cent does its curved surface area decrease? Advertisement Remove all ads. Solution Show Solution. Let the diameter of the sphere be d. Radius (r 1) of sphere = d/2. …
WebOct 22, 2024 · Janus particles, which have two surfaces exhibiting different properties, are promising candidates for various applications. For example, magneto-optic Janus particles could be used for in-vivo cancer imaging, drug delivery, and photothermal therapy. The preparation of such materials on a relatively large scale is challenging, especially if the … WebThe diameter of a sphere is decreased by 25%. By what percent does its curved surface area decrease?Popular And Recommended Videos:1)How to use Log Tables Ba...
WebApr 3, 2024 · Using the formula for the curved surface area of the sphere, Curved Surface Area = 4π × (radius)2 Applying the above formula, we get C = 4πr2 Given that the …
WebJan 24, 2014 · the diameter of a sphere is decreased by 25%. By what percent its surface area decreases? Asked by anusarika mohanty 24 Jan, 2014, 10:11: PM ... sphere varies directly as the cube of its radius and the volume of sphere is 36π cubic centimetre.find the volume of sphere, when the diameter is doubled. Asked by pankaisa2001 25 Dec, … canada post shipping box sizesWebThe preoperative manifest refractive sphere was −4.52±0.54 and −4.45±0.61 D in the SMILE and LASIK groups, respectively. ... Corneal refractive power at each analysis diameter (0th–10th) was estimated using corneal refractive power on 25 mire rings (A). Initially, the “reference” area in both the SMILE and LASIK groups was defined ... fisher animal clinic florence alWebFeb 27, 2015 · let initial radius of sphere = r. initial CSA = 4πr². after reducing it 25%, 25% of r = (25/100)×r = 0.25r. final radius = r - 0.25r = 0.75r. final CSA = 4π (0.75r²) = 4πr²× … canada post shipping calculationWebAnswer (1 of 5): The general rule is that if you multiply any length in a figure by x, leaving the shape unchanged, then you multiply the surface area by x^2 and the volume by x^3. You didn’t say whether you meant an increase or decrease of 5%. I will give the answer for both cases. (1) Increas... canada post shipping dates for christmasWebApr 14, 2024 · The dose rate effect between 100 and 200 cGy/min increased from less than 0.5% in formulation D1 to 1% in D2 and 2% in D3, but formulation D2 had the most consistent behavior at all three dose rates. canada post shipping costs calculatorWebThe Curved surface area of the sphere = 4πr2. Now it is given in the question that the diameter of the sphere is decreased by 25% hence a new sphere is formed. Therefore, the diameter of the new sphere can be written as: = 2r - (25%) of (2r) = 2r - (25/100) × (2r) = 2r - (r/2) = 3r/2. Radius of the new sphere = 1/2 × 3r/2 = 3r/4. canada post shipping deadlines christmasWeb1 day ago · Tensile stress distribution for a coal particle of 2 mm diameter and a porosity of 25%. During the model development, even for the particles with the same porosity, the thermal stress distribution, and the position where the maximum tensile stress appears may also vary a lot because of the random distribution of the pores. canada post shipping cost international