Question

A wire carries a current of 1.25 A from point A to point B in a...

A wire carries a current of 1.25 A from point A to point B in a zigzag path shown by the solid line in a uniform magnetic field of 0.250 T as shown below. What is the magnitude of the total force on the wire?

A rope with a total length of 6.50 m has a mass of 0.689 kg. It vibrates in a standing wave as shown below. The hanging mass provides a tension of 8.26 N.

A.

0.125 N

B.

0.219 N

C.

0.303 N

D.

None of these answers

E.

0.174 N

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Answer #1

G F = I LB F = (1-2540.25) L = (0.3125) L put the value of L given in figure you get final answe مع منها wen. 0.689 le 0.10

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