Knockout JEE Main April 2021 (One Month)
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Two wires A & B are carrying currents &
as shown in the figure.
The separation between them is d.A third wire C carrying a current
I is to be kept parallel to them at a distance x from A such that the
net force acting on it is zero. The possible values of x are:
and
and
and
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Force between two parallel current carrying conductors -
- wherein
I1 and I2 current carrying two parallel wires
a-seperation between two wires
when
( that is wire 3 is on left side of both 1&2)
For equilibrium,
=>
........................(1)
when
( that is wire 3 is on right side of both 1&2)
=>
.....................(2)
from (1) & (2)
Option 1)
Option 2)
Option 3)
Option 4)