5 of Three infinitely long parallel straight current carrying wires A, B and C are kept at equal distance from each other as shown in the figure. The wire C experiences net force F. The net force on wire C, when the current in wire A is reversed will be estion 21 X A B Select one: a. 2F b. 0 C. F d. F/2

Two current carrying wires parallel to each other exert forces on each other. Shown in the figure are two 10-cm-long parallel wires separated by 5.0 mm. a. Determine the current in the left loop. b. For what value of current in the right loop will the force between the two wires be 1.8x10-5 N? c. Determine the value of resistor R in the right loop. 9.0 V 2.00 ww 10 cm 5.0 mm ww 9.0 V

An electron travels in a circular path with speed 3.4x105 m/s through a uniform magnetic field. If the radius of the circular path is 2.0 mm, what is the magnetic force exerted on the electron by the magnetic field? a) 2.0 x 10-7 N  b) 1.19 x 1011 N c) 680 N d) 5.3 x 10-17 N

An electron is introduced into a uniform magnetic field, Bx = 50.0 μTesla directed at right angles to the electron’s velocity vy = 5 x105 m/s. The electron subsequently moves in a circular path. What is the radius of the circular path? Select one: a. 2.84 cm b. 5.68 cm c. 56.8 cm d. 2.84 m

A very long straight wire contains current I = 2.0 A, as shown in the figure. A nearby point a is 0.10 m away (shortest distance) from the wire. What is the magnetic field direction [Select] V at point a? Which one of the following is the magnetic field magnitude [Select] A. 2.0 μ. B. 4.0 μ. c. 2.0 mT D. 4.0 mT E. 8.0 nT V à at point a? An electron at point a is moving perpendicularly toward the wire with velocity V below. = 2.5 x 106 m/s, as shown in the figure

A very long, straight wire carries a current of 38 A in the +k direction. An electron 2.4 cm from the center of the wire in the i direction is moving with a speed of 6.82 x 106 m/s. Find the force on the electron when it moves in the following directions. 1) directly away from the wire NÎ Submit You currently have 0 submissions for this question. Only 10 submission are allowed. You can make 10 more submissions for this question. 2) NĴ Submit You currently have 0 submissions for this question. Only 10 submission are allowed. You can make 10 more submissions for this question. 3) NK Submit You currently have 0 submissions for this question. Only 10 submission are allowed. You can make 10 more submissions for this question. 4) parallel to the wire in the direction of the current Ni Submit You currently have 0 submissions for this question. Only 10 submission are allowed. You can make 10 more submissions for this question. 5) NĴ Submit You currently have 0 submissions for this question.…

1.    Two parallel wires are separated by 0.36 m. Wire 1 carries 4.8 A and Wire 2 carries 8.9 A, both currents in the same direction. The force on 0.53 m of Wire 1 is:

A moving, positively charge particle enters a region that contains a uniform magnetic field as shown in the diagram below. What will be the resultant path of the particle? B. Vy y Vz = 0 Vx X a. Helical about the y-axis b. Helical about the z-axis C. Linear in the direction of the total velocity vector d. Circular in the yz-plane e. Circular in the xy plane

22

5. A wire is placed between two magnets. A current is passed thru the wire as shown. Find the direction the wire moves. (X) I oUp olnto Page 6. A current carrying wire is in a magnetic field. If the magnetic force is as shown, which direction is I in the wire? oDown oleft ORight ONot Possible oOut of Page x X x X X X x x B X X x X F oUp olnto Page oDown oleft ORight ONot Possible oOut of Page X X X 7. If a current carrying wire in a magnetic field feels F in the direction shown, which direction is B? mag F oLeft oUp olnto Page oDown oRight ONot Possible DOut of Page 8. Which direction is the B that caused this current carrying wire to move as shown? x F oUp olnto Page oDown oLeft ORight ONot Possible OOut of Page N S