Investigate Current and Magnetic Fields
Physics · Flashcards
PHYSICS · FLASHCARDS
Card 1
of 39
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
What is the direction of the force between two parallel wires carrying currents in the same direction?
QUESTION
What happens to the magnetic field around a wire if the current doubles?
QUESTION
Find the force on a
0.50
m
0.50\ \text{m}
0.50
m
wire carrying
I
=
4.0
A
I=4.0\ \text{A}
I
=
4.0
A
in
B
=
0.30
T
B=0.30\ \text{T}
B
=
0.30
T
at
90
∘
90^\circ
9
0
∘
.
Tap to flip before you grade
ANSWER
F
=
0.60
N
F=0.60\ \text{N}
F
=
0.60
N
. Using
F
=
B
I
L
sin
90
°
=
0.30
×
4.0
×
0.50
×
1
F=BIL\sin 90°=0.30×4.0×0.50×1
F
=
B
I
L
sin
90°
=
0.30
×
4.0
×
0.50
×
1
.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card