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Magnetic Field Due to Current in a Solenoid

a long straig...

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a long straight wire is carrying a current of 25 A. A square loop of side length 10cm carrying a current of 15 A is placed 2 cm from the wire as shown in the figure. The force on the loop i

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Q. A long straight wire is carrying a current of

25 A

. A square loop of side length

10 c m

carrying a current of

15 A

2 c m

from the wire as shown in figure. The force on the loop is

Q. A rectangular loop of sides 25 cm and 10 cm carrying current of 15 A is placed with its longer side parallel to a long straight conductor 2.0 cm apart carrying a current of 25 A. What is the new force on the loop?

Q. A rectangular loop of wire of size

2 c m \times 5 c m

carries a steady current of

1 A

. A straight long wire carrying

4 A

current is kept near the loop as shown in the figure. If the loop and the wire are coplanar, find (i) the torque acting on the loop and (ii) the magnitude and direction of the force on the loop due to the current carrying wire.

Q. A current carrying square loop is placed near an infinitely long current carrying wire as shown in figure. The torque acting on the loop is

Q. A rectangular loop of wire of size

4 c m \times 10 c m

carries a steady current of

2 A

. A straight long wire carrying

5 A

current is kept near the loop as shown. If the loop and the wire are coplanar, find
(i) the torque acting on the loop and
(ii) the magnitude and direction of the force on the loop due to the current carrying wire.

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