Use Lenz's law to answer the following questions concerning the direction of induced currents. Express your answers in terms of the letter labels a and b in each part of the figure below. ab R www b b R amb C (a) What is the direction of the induced current in the resistor R in Figure a when the bar magnet is moved to the left? O a to b Ob to a O The magnitude is zero. (b) What is the direction of the current induced in the resistor R after the switch S in Figure b is closed? O a to b Ob to a O The magnitude is zero.
Use Lenz's law to answer the following questions concerning the direction of induced currents. Express your answers in terms of the letter labels a and b in each part of the figure below. ab R www b b R amb C (a) What is the direction of the induced current in the resistor R in Figure a when the bar magnet is moved to the left? O a to b Ob to a O The magnitude is zero. (b) What is the direction of the current induced in the resistor R after the switch S in Figure b is closed? O a to b Ob to a O The magnitude is zero.
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Transcribed Image Text:Use Lenz's law to answer the following questions concerning the direction of induced currents. Express your answers in terms of the letter labels a and b in each part of the figure below.
a
Mb
R
R
Wb
b
R
amb
C
(a) What is the direction of the induced current in the resistor R in Figure a when the bar magnet is moved to the left?
O a to b
Ob to a
O The magnitude is zero.
(b) What is the direction of the current induced in the resistor R after the switch S in Figure b is closed?
O a to b
Ob to a
O The magnitude is zero.
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Transcribed Image Text:R
C
(a) What is the direction of the induced current in the resistor R in Figure a when the bar magnet is moved to the left?
a to b
Ob to a
O The magnitude is zero.
(b) What is the direction of the current induced in the resistor R after the switch S in Figure b is closed?
a to b
Ob to a
The magnitude is zero.
(c) What is the direction of the induced current in the resistor R when the current I in Figure c decreases rapidly to zero?
a to b
Ob to a
O The magnitude is zero..
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