4 little boy while crossing the footpath saw an overhead street light transmitting urrent in the day time. Thinking it to be wastage of current and powerloss, he switched off the switch of the street light over when it was at some height on the pole and it was not easy for him to switch off. (i) What words would you frame for the little boy and his thinking? (ii) A small town with a demand of 800 kW and 200 V of electric power is situated 15km away from the electric plant generating power of 440 Vo. A wire [Electric power line of 0.5 2 per km] connects the town with the plant. The town receives the power from the line through a 4000-200 V stepdown transformer of a sub-station located in the town. Estimate the power loss in the form of heat. Ans (i) The li le

4 little boy while crossing the footpath saw an overhead street light transmitting urrent in the day time. Thinking it to be wastage of current and powerloss, he switched off the switch of the street light over when it was at some height on the pole and it was not easy for him to switch off. (i) What words would you frame for the little boy and his thinking? (ii) A small town with a demand of 800 kW and 200 V of electric power is situated 15km away from the electric plant generating power of 440 Vo. A wire [Electric power line of 0.5 2 per km] connects the town with the plant. The town receives the power from the line through a 4000-200 V stepdown transformer of a sub-station located in the town. Estimate the power loss in the form of heat. Ans (i) The li le

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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The next few questions challenge you to figure out the acceleration due to gravity ( g ) on various hypothetical alien planets. On Planet #1, you drop a stone from rest, 63.8 m above the ground, and the stone hits the ground 3.88 s later. What is the value of g on Planet #1? 16.44 m/s^2 32.89 m/s^2 8.48 m/s^2 4.24 m/s^2
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