A straight wire lies along a body diagonal of an imaginary cube of side `a=20 cm,` and carries a current of 5 A (as shown in Fig. 1.61). Find the force on it due to a uniform field `vec B = 0.6 hat j T.`

A straight conductor carries a current of 1.5 A and is 2 m long. Find the force on it, when it is parallel to a uniform field of 2xx10^-2T

A long, straight wire lies along the y-axis and carries a current I=8A in the y-direction (as shown in Fig) In addition to the magnetic field due to the current in the wire, a uniform magnetic field vecB_0 with magnitude 1.50xx10^-6T is in the +x direction. What is the total field (magnitude and direction ) at following points in the plane? (a) x=0,z=1.00m (b) x=1.00m,z=0 (c) x=0, z=-0.25m

The square loop in Fig. has sides of length 20 cm. It has 5 turns and carries a current of 2 A. The normal to the loop is at 37^@ to a uniform field vec B = 0.5 hat j T . a. Find the magnetic moment of the loop. b. Find the work needed to rotate the loop from its position of minimum energy to the given orientation.

The square loop in Fig. has sides of length 20 cm. It has 5 turns and carries a current of 2 A. The normal to the loop is at 37^@ to a uniform field vec B = 0.5 hat j T . a. Find the magnetic moment of the loop. b. Find the work needed to rotate the loop from its position of minimum energy to the given orientation.

A uniform magnetic field of 0.3 T is established along the positive Z-direction. A rectangular loop in XY plane of sides 10 cm and 5 cm carries a current of I = 12 A as shown. The torque on the loop is _____

A copper wire of diameter 1.6 mm carries a current of 20A. Find the maximum magnitude of the magnetic field (vec B)due to this current.

A copper wire of diameter 1.6 mm carries a current of 20A. Find the maximum magnitude of the magnetic field (vec B)due to this current.

A copper wire of diameter 1.6 mm carries a current of 20A. Find the maximum magnitude of the magnetic field (vec B) due to this current.

Calculate the force on a current carrying wire in a uniform magnetic field as shown in Fig. 1.59.

Calculate the force on a current carrying wire in a uniform magnetic field as shown in Fig. 1.59.