Q: A proton is at rest at the plane vertical boundary of a
A proton is at rest at the plane vertical boundary of a region containing a uniform vertical magnetic field B (Fig. P19.19). An alpha particle moving horizontally makes a head - on elastic collision w...
See AnswerQ: A proton (charge +e, mass mp), a deuteron
A proton (charge +e, mass mp), a deuteron (charge +e, mass 2mp), and an alpha particle (charge +2e, mass 4mp) are accelerated from rest through a common potential difference ΔV. Each of the particles...
See AnswerQ: A particle passes through a mass spectrometer as illustrated in Figure P19
A particle passes through a mass spectrometer as illustrated in Figure P19.15. The electric field between the plates of the velocity selector has a magnitude of 8250 V/m, and the magnetic fields in bo...
See AnswerQ: In Figure P19.2, assume in each case the velocity
In Figure P19.2, assume in each case the velocity vector shown is replaced with a wire carrying a current in the direction of the velocity vector. For each case, find the direction of the magnetic for...
See AnswerQ: A current I = 15 A is directed along the positive x
A current I = 15 A is directed along the positive x - axis and perpendicular to a magnetic field. A magnetic force per unit length of 0.12 N/m acts on the conductor in the negative y - direction. Calc...
See AnswerQ: Which of the following actions would double the magnitude of the magnetic
Which of the following actions would double the magnitude of the magnetic force per unit length between two parallel current - carrying wires? Choose all correct answers. (a) Double one of the current...
See AnswerQ: A straight wire carrying a 3.0 - A current is
A straight wire carrying a 3.0 - A current is placed in a uniform magnetic field of magnitude 0.28 T directed perpendicular to the wire. (a) Find the magnitude of the magnetic force on a section of th...
See AnswerQ: In Figure P19.3, assume in each case the velocity
In Figure P19.3, assume in each case the velocity vector shown is replaced with a wire carrying a current in the direction of the velocity vector. For each case, find the direction of the magnetic fie...
See AnswerQ: A wire having a mass per unit length of 0.500
A wire having a mass per unit length of 0.500 g/cm carries a 2.00 - A current horizontally to the south. What are the direction and magnitude of the minimum magnetic field needed to lift this wire ver...
See AnswerQ: A wire carries a current of 10.0 A in a
A wire carries a current of 10.0 A in a direction that makes an angle of 30.0° with the direction of a magnetic field of strength 0.300 T. Find the magnetic force on a 5.00 - m length of the wire.
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