HW19 - Platt, David Homework 19 Due: Oct 24 2005, 4:00 am...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Platt, David Homework 19 Due: Oct 24 2005, 4:00 am Inst: Ken Shih 1 This print-out should have 10 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. The due time is Central time. 001 (part 1 of 1) 10 points A conductor suspended by two flexible wires as in the figure has a mass per unit length of . 86 kg / m. The acceleration of gravity is 9 . 8 m / s 2 . B in What current must exist in the conductor in order for the tension in the supporting wires to be zero when the magnetic field is 3 . 7 T into the page? Answer in units of A. 002 (part 1 of 1) 10 points An infinitely long straight wire is bent as shown in the figure. The circular portion has a radius of 190 cm with its center a distance r from the straight part. I I 190 cm r Find r so that the magnetic field at the center of the circular portion is zero. Answer in units of cm. 003 (part 1 of 1) 10 points An infinitely long straight wire carrying a current I 1 = 46 . 9 A is partially surrounded...
View Full Document

This note was uploaded on 07/26/2009 for the course PHY 303L taught by Professor Turner during the Fall '08 term at University of Texas at Austin.

Page1 / 3

HW19 - Platt, David Homework 19 Due: Oct 24 2005, 4:00 am...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online