E Lauren''s Kindle for PC - Physics: A Conceptual World View (Available 2010 Titles Enhanced Web Assign) = X File View Go Tools Help Library Show Notebook = Table of Contents 63. The record for a steady magnetic field is 45 T. What is 79. A transformer is used to st a ~ this field expressed in gauss? V to 6V for use with an el Exercises a current of 0.5 A, what cu lines? What is the ratio of secondary coils of the tran 64. What is the magnetic field (expressed in gauss) of a B 7 chazdeciomagnetsm refrigerator magnet with a magnetic field of 0.3 T? | e 65. The magnetic field at the equator of Jupiter has been 20 19 . FisefficEluszgiezaniiisaneln measured to be 4.3 G. What is this field expressed in - Your 120-V outlet is proteq What is the maximum cur teslas? . ; Making Magnets an appllance usig a trans 66. The magnetic fields associated with sunspots are on the loops in the secondary as i The Ampere order of 1500 G. How many teslas is this? . . ) 81. You are using a transforme The Magnetic Earth 67. An electron has a velocity of 5 X 105 m/s perpendicular and 80 loops in the secon Charged Particles in Magnetic Fields toa magnetic eld Of 15 T. What force and aCCeleratiOn supplying 2 A, what is the : B ' does the electron experiences: nected to the transformer Magnetism and Electric Currents . . 68. What force and acceleration would a proton experience 89. Transformers if it has a velocity of 5 X 10 m/s perpendicular to a mag- netic field of 1.5 T? You are using a transformce and 80 loops in the seconc plugged into a 120-V outle Generators and Motors i Giestion oFSymebiy 69. A metal ball with a mass of 3 g, a charge of 1 uC, and a breaker, what is the maxin speed of 40 m/s enters a magnetic field of 20 T. What are ance that could be used w. Hectromagnetic Waves the maximum force and acceleration of the ball? 83. How long does it take a ra Radio and TV 70. A very small ball with a mass of 0.1 g has a charge of the Moon when it is 384,0r g 10 pnC. If it enters a magnetic field of 10 T with a speecll 84. The communications satel of 30 m/s, what are the maximum force and acceleration messages between New Yo ey e the ball experiences? orbits above Earth's equat Conceptual Questions , 71. If you wanted the maximum magnetic force on the ball Approximately how long T in Exercise 69 to equal the gravitational force on the ball, travel between these two what charge would you need to give it? 85. Many microwave ovens use The Big Picture: The Story of the Quantum Clr