College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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. Solve the problems below. Make sure to show proper solution. All final
answers should be written inside a box.
2. An electrician experienced a mild shock when he accidentally touched a wire
carrying 5.0 A for 1.5 s.
a. How many coulombs of charge flow through the electrician?
b. How many electrons constitute the given current?
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- Check your understanding A. Solve the problems below. You are required to show the proper solution with the final answer written inside a box. Make sure to put the final unit of measurement. 1. If in the process of rubbing the lenses of the eyeglasses, 6.28 x 10 10 electrons were transferred, a. what is the charge of the lenses and the nylon cloth? b. what is the change in their masses? CS Scanned with CamScannerarrow_forward5. A 250-volt electrical heater is used to warm 3Li/hr of water from 19°C to 98°C. Assume heat conversion loss of 25% of the total heat supplied, how much current in amperes must be supplied to this heater. Derive with the formula below, show the cancellation, explain the step by step and DRAW a free body diagram/figure. refer with this: PE1 + KE1 + U1 + WF1 + Q1 + W1 = PE2 + KE2 + U2 + WF2 + Q2 + W2 + E losses.arrow_forwardThe filament of a certain light bulb is made of tungsten and has a length of 0.48 m and a circular cross-section with a diameter of 0.062 mm. a. Calculate the resistance of the filament at room temperature. b. A4.0 V voltage applied to the filament results in a 0.078 A current. Determine the temperature of the filament under these conditions. I need to show all work pleasearrow_forward
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