Q.9 (a) How much work is done by gravity in moving a 1.2 kg ball to a height 1.2 m?(b) If PE lost KE gain. Find the velocity of the ball at 1.2m?Q.10 A transformer has 50 loops on its primary coil and a 25 loops On it's secondary coil. If theprimary coil is supplied with an alternating current 480V. (a) What is the voltage in the secondarycoil (b) What is the current flow in the secondary coil if the supplied current in the primary coil is20 A.? (c) Is it step up or Step-down transformer?

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Description: Q.9 (a) How much work is done by gravity in moving a 1.2 kg ball to a height 1.2 m?(b) If PE lost KE gain. Find the velocity of the ball at 1.2m?Q.10 A transformer has 50 loops on its primary coil and a 25 loops On it's secondary coil. If theprimary

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Q.9 (a) How much work is done by gravity in moving a 1.2 kg ball to a height 1.2 m? = (b) If PE lost KE gain. Find the velocity of the ball at 1.2m?

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter33: Alternating Current Circuits

Section: Chapter Questions

Problem 33.6CQ: As shown in Figure CQ33.6, a person pulls a vacuum cleaner at speed v across a horizontal floor,...

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