Question

An electron moves through a uniform magnetic field given by = Bx i ̂ +(4.52 Bx) j ̂ . At a particular instant, the electron has velocity v → = (2.66 i ̂ +4.30 j ̂ ) m/s and the magnetic force acting on it is (4.31 × 10-19) k ̂ N. Find Bx.

Answer #1

A proton moves through a uniform magnetic field given by Vector
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An electron follows a helical path in a uniform magnetic field
given by = (22 i ̂ -60j ̂ - 36 k ̂ ) mT. At time t = 0, the
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m/s. (a) What is the angle φ between v → and B → ? The electron's
velocity changes with time. (b) Do its speed changes with time? (c)
Do...

A proton moves through a uniform magnetic field given by
ModifyingAbove Upper B With right-arrow equals left-parenthesis
10.5ModifyingAbove i With caret minus 21.6ModifyingAbove j With
caret plus 22.1ModifyingAbove k With caret right-parenthesis mT. At
time t1, the proton has a velocity given by v Overscript
right-arrow EndScripts equals v Subscript x Baseline i Overscript
caret EndScripts plus v Subscript y Baseline j Overscript caret
EndScripts plus left-parenthesis 1.52? km/s right-parenthesis k
Overscript caret EndScripts and the magnetic force on the...

A proton travels through uniform magnetic and electric fields.
The magnetic field is in the negative x direction and has
a magnitude of 3.31 mT. At one instant the velocity of the proton
is in the positive y direction and has a magnitude of 2560
m/s. At that instant, what is the magnitude of the net force acting
on the proton if the electric field is (a) in the
positive z direction and has a magnitude of 5.15 V/m,
(b)...

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A proton moves through a region containing a uniform electric
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An electron moves undeflected through an electric field and
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An electron is traveling through a uniform electric
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s?
EDIT:
Oops!
E = (-3.00 x 10^-11 N/C)i - (2.00 x 10^-11 N/C) j + (1.00 x
10^-11...

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