WebDivide 44 by 2 Pi, and you get r. To find the area, use your value of r in the area formula for a circle: Area = Pi r^2. If your wire is bent into a square, then the 44 becomes the perimeter of the square. Use the formula for perimeter to find the length of one side: Perimeter = 4x where "x" is the length of 1 side. WebA composite wire consits of a steel wire of length 1. 5 m and a copper wire of length 2. 0 m, with a uniform cross-sectional area of 2. 5 × 1 0 − 5 m 2. It is loaded with a mass of 2 0 0 k g. Find the extension produced. Young's modulus of copper is 1. 0 × 1 0 1 1 N m − 2 and that of steel is 2. 0 × 1 0 1 1 N m − 2. Take g = 9. 8 m s − 2
12.4: Magnetic Force between Two Parallel Currents
WebSep 14, 2012 · Two organ pipes, open at one end but closed at the other, are each 1.18 m long. One is now lengthened by 2.50 cm Homework Equations λ = nL/4 f n = nv/4L v = λF The Attempt at a Solution Here's what I tried First I tried finding the fundamental frequency when their lengths were equal f = (1)(343 m/s)/4(1.18m) f = 72.66949153 Hz I'm … Web5 hours ago · NTPC, which last year began building coal plants again after a years-long hiatus, expects to place orders for construction of 1.6 gigawatts of coal power plants each at Lara and Singrauli, as well a 1.32 gigawatts at Meja in Uttar Pradesh during the current fiscal year, the official said. The company, India’s largest coal user, aims to boost output … no rock on brock tuesday
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