The horizontal wire can be levitated—held up against the force of gravity—if the current in the...
The horizontal wire can be levitated—held up against the force
of gravity—if the current in the wire is
A.Right to left.
B.Left to right.
C.It can’t be done with this magnetic field.
Homework Answers
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The horizontal wire can be levitated—held up against the force
of gravity—if the current in the...
A wire carrying a steady current from east to west is levitated by being placed in...
A wire carrying a steady current from east to west is levitated by being placed in a uniform magnetic field. Which direction must the field point? North South Downward, with gravity Upward, against gravity
(Magnetic Force on a Wire) A horizontal, current-carrying wire of mass m = 40.0 g is...
(Magnetic Force on a Wire) A horizontal,
current-carrying wire of mass m = 40.0 g is free to slide without
friction along two vertical conducting rails spaced l = 80.0 cm
apart as in Figure. A uniform magnetic field of B = 1.20 T is
directed into the plane of the drawing. What magnitude and
direction (to the right or to the left) must the current have if
the force exerted by the magnetic field on the wire is just...
A horizontal wire of length 1.0 m carries a current of 48 A to the right....
A horizontal wire of length 1.0 m carries a current of 48 A to the right. A second wire with a length of 0.5 m and a mass of 0.50 kg is suspend 0.30 m above the first wire. In what direction(left or right) does the current in the upper wire have to flow in order to be suspended against the force of gravity? What is the magnitude of the magnetic field (in mu T) due to the bottom wire...
A square loop of wire carries a current I. Current is flowing in a counterclockwise direction...
A square loop of wire carries a current I. Current is flowing in
a counterclockwise direction as shown.
16) If this loop is placed in a
uniform magnetic field pointing out the page, what is the direction
of the net force on the loop?
up
down
left
right
zero
17) Now the loop is placed near a
horizontal wire with current moving to the left. If the horizontal
wire is right below the loop (in the plane of the page), what is...
The figure shows a stationary conducting loop adjacent to a horizontal current-carrying wire. For which of...
The figure shows a stationary conducting loop adjacent to a horizontal current-carrying wire. For which of the following conditions will a counter- clockwise induced current circulate in the stationary loop? Stationary conducting loop O Counter- clockwise induced current - Current-carrying wire The current in the horizontal wire flows to the right and its value is increasing. The current in the horizontal wire flows to the right and its value is constant. The current in the horizontal wire flows to the...
A horizontal length of current carrying wire is suspended from two identical flexible leads that are...
A horizontal length of current carrying wire is suspended from two identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 2.5T and is directed into the screen of the figure. The length of the wire is 5 cm and its mass mis 10g. What current will produce a magnetic force on the wire that is just sufficient to...
A horizontal length of current carrying wire is suspended from two identical flexible leads that are...
A horizontal length of current carrying wire is suspended from two identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 2.5T and is directed into the screen of the figure. The length of the wire is 5 cm and its mass mis 10g. What current will produce a magnetic force on the wire that is just sufficient to...
A horizontal length of current- carrying wire is suspended from two identical flexible leads that are...
A horizontal length of current- carrying wire is suspended from two identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 3 T and is directed into the screen of the figure. The length Lof the wire is 5 cm and its mass mis 10 g. What current will produce a magnetic force on the wire such that it...
A horizontal length of current-carrying wire is suspended from twib identical flexible leads that are under...
A horizontal length of current-carrying wire is suspended from twib identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 4T and is directed out of the screen of the figure. The length Lof the wire is 5 cm and its mass m is 10 g. What current will produce a magnetic force on the wire such that it...
A horizontal length of current-carrying wire is suspended from two identical flexible leads that are under...
A horizontal length of current-carrying wire is suspended from two identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 3 T and is directed into the screen of the figure. The length L of the wire is 5 cm and its mass m is 10 g. What current will produce a magnetic force on the wire such that...
A wire carrying a steady current from east to west is levitated by being placed in a uniform magnetic field. Which direction must the field point? North South Downward, with gravity Upward, against gravity
(Magnetic Force on a Wire) A horizontal,
current-carrying wire of mass m = 40.0 g is free to slide without
friction along two vertical conducting rails spaced l = 80.0 cm
apart as in Figure. A uniform magnetic field of B = 1.20 T is
directed into the plane of the drawing. What magnitude and
direction (to the right or to the left) must the current have if
the force exerted by the magnetic field on the wire is just...
A horizontal wire of length 1.0 m carries a current of 48 A to the right. A second wire with a length of 0.5 m and a mass of 0.50 kg is suspend 0.30 m above the first wire. In what direction(left or right) does the current in the upper wire have to flow in order to be suspended against the force of gravity? What is the magnitude of the magnetic field (in mu T) due to the bottom wire...
A square loop of wire carries a current I. Current is flowing in
a counterclockwise direction as shown.
16) If this loop is placed in a
uniform magnetic field pointing out the page, what is the direction
of the net force on the loop?
up
down
left
right
zero
17) Now the loop is placed near a
horizontal wire with current moving to the left. If the horizontal
wire is right below the loop (in the plane of the page), what is...
The figure shows a stationary conducting loop adjacent to a horizontal current-carrying wire. For which of the following conditions will a counter- clockwise induced current circulate in the stationary loop? Stationary conducting loop O Counter- clockwise induced current - Current-carrying wire The current in the horizontal wire flows to the right and its value is increasing. The current in the horizontal wire flows to the right and its value is constant. The current in the horizontal wire flows to the...
A horizontal length of current carrying wire is suspended from two identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 2.5T and is directed into the screen of the figure. The length of the wire is 5 cm and its mass mis 10g. What current will produce a magnetic force on the wire that is just sufficient to...
A horizontal length of current carrying wire is suspended from two identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 2.5T and is directed into the screen of the figure. The length of the wire is 5 cm and its mass mis 10g. What current will produce a magnetic force on the wire that is just sufficient to...
A horizontal length of current- carrying wire is suspended from two identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 3 T and is directed into the screen of the figure. The length Lof the wire is 5 cm and its mass mis 10 g. What current will produce a magnetic force on the wire such that it...
A horizontal length of current-carrying wire is suspended from twib identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 4T and is directed out of the screen of the figure. The length Lof the wire is 5 cm and its mass m is 10 g. What current will produce a magnetic force on the wire such that it...
A horizontal length of current-carrying wire is suspended from two identical flexible leads that are under tension due to the weight of the wire. The wire is oriented at right angles to a uniform magnetic field that has a magnitude of 3 T and is directed into the screen of the figure. The length L of the wire is 5 cm and its mass m is 10 g. What current will produce a magnetic force on the wire such that...
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