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Byju's Answer
Standard XII
Physics
Displacement Current
In an inducto...
Question
In an inductor of self inductance L = 3 mH, current changes with time according to the relation I = 2t^2 e^(–t). Time when induced emf will be zero, is
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Q.
In an inductor of self inductance
L
=
2
m
H
, current changes with time according to the relation
I
=
t
2
e
−
1
. The time at which the emf becomes zero is
Q.
The current flowing in a coil of inductance
L
=
2
m
H
varies as
i
=
t
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e
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t
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Q.
A solenoid has self inductance of
5
mH
and the current through it is given by
i
=
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t
2
−
20
t
where
t
is time in second. At what instant of time, the induced emf will be zero?
Q.
An emf of
5
V
is produced by an inductor due to self inductance, when the current changes at a steady rate from
3
A
to
2
A
in
1
ms
. The value of self inductance of inductor is
Q.
When current changes from
4
A
to
0
A
in
0.1
s
in an inductor the induced emf is found to be
100
V
, then find the value of self-inductance is :
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