Homework Answers
F = I*(L cross B)
Fyj = I*(Lxi cross B)
j = i * -k
B is in -z direction i.e in to the page
F = B*I*L*sin90
3 = B*10*0.3*1
a) B = 1 T <<<<<<<--answer
b) direction in to the
page
<<<<<<<--answer
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A 10 m long wire that is fixed (stationary) carries a current I1 = 10 A...
A 10 m long wire that is fixed (stationary) carries a current
I1 = 10 A to the right, as
shown in the figure.
a) Find an expression for the intensity of the magnetic field
generated by this long wire at the observation point with
coordinates (0, - y0 , 0) in
terms of the
current I1
and y0
b) What is the direction of the magnetic field generated by this
wire? (Entering, leaving the page; right, left, up or down)
c)...
A 10 m long wire that is fixed (stationary) carries a current I1 = 10 A...
A 10 m long wire that is fixed (stationary) carries a current I1
= 10 A to the right, as shown in the figure.
a) Find an expression for the intensity of the electric field
generated by this long wire at the observation point with
coordinates (0, -y0,0) in terms of the current I1 and y0.
b) What is the direction of the magnetic field generated by this
wire? (Entering, leaving the page; right, left, up or down).
c) A...
A 10 m long wire that is fixed (stationary) carries a current: I1 = 10 A...
A 10 m long wire that is fixed (stationary) carries a current:
I1 = 10 A to the right, as shown in the figure.
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parallel to the long wire as shown in the figure. The geometric
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magnitude and direction of the magnetic field
2. A 0.3-m long wire of 8.7g carries 10 A of current as shown. What is the magnitude and direction of the field needed to levitate the wire?
A 3.82 m long vertical wire carries an unknown current and is in an external magnetic field of 4.66 T pointing east. A student pulls on the wire with a force of 6.43 N to the north so that the net horizontal force on it is zero. What is the magnitude and direction of the current?
A 10 m long wire that is fixed (stationary) carries a current
I1 = 10 A to the right, as
shown in the figure.
a) Find an expression for the intensity of the magnetic field
generated by this long wire at the observation point with
coordinates (0, - y0 , 0) in
terms of the
current I1
and y0
b) What is the direction of the magnetic field generated by this
wire? (Entering, leaving the page; right, left, up or down)
c)...
A 10 m long wire that is fixed (stationary) carries a current I1
= 10 A to the right, as shown in the figure.
a) Find an expression for the intensity of the electric field
generated by this long wire at the observation point with
coordinates (0, -y0,0) in terms of the current I1 and y0.
b) What is the direction of the magnetic field generated by this
wire? (Entering, leaving the page; right, left, up or down).
c) A...
A 10 m long wire that is fixed (stationary) carries a current:
I1 = 10 A to the right, as shown in the figure.
A much smaller wire of 10 grams and 2 cm in length, is placed
parallel to the long wire as shown in the figure. The geometric
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A 3.77 m long wire carries a current of 3.83 mA directly out of the screen towards you automatically Details If a magnetic field with a strength of B 3.25 x 10-7 T is applied as shown, what is the magnitude of the force felt by the wire? Check What is the direction of this force? Select one: Select one: a. Up the screen b. Down the screen c.Into the screen d. Out of the screen e. To the left...
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