Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | Apr 2017 |
Last Sign in: | 237 Weeks Ago |
Questions Answered: | 12843 |
Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
1. A current-cwrying straight wire prodmes a magnetic field, whose
magnitude m cm away from the wire is 13.031? Tesla. Elsewhere, a circular
wire loop has a radius of 10 cm and carries the same current. What is the magnitude of the magnetic field at the center of the wire loop? a) H.030 T b} 0.0942 T c] (1.130955 T d} EDT: T
e) none of these 2. A 1livery slowly moving positron maounters a 1livery slowly moving electron.
The particles annihilate each other and produce two photons. one of which
travels eastward, the other westward. What is the with of the photon
that travels westward? [nu = mass of the electron.] a) 0 kg mfs b] Ell-dc c] has d} mam e) none of these 3. A powerful particle accelerator causes two elementary particles to collide.
Which of the following could not have been detected as one of the products
of the collision? a) a free muon b) a free positron c) a free quark d] a free antineutron e} none of these
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