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metal rods 1. right-rod will move upward and left-rod will move downward. 2. bot

ID: 1373943 • Letter: M

Question

metal rods

1. right-rod will move upward and left-rod

will move downward.

2. both will move to the right.

3. both will move to the left

4. both will move upward.

5. will move away from each other.

6. will change in a way not determined by

the information given.

7. both will move downward.

8. will remain motionless.

9. will move toward each other.

10. right-rod will move downward and left-

rod will move upward

Part 2

The magnetic field at the right-rod, due to

the current in the left-rod, is

1. in the plane of the paper pointing right.

2. in the plane of the paper pointing left.

3. in the plane of rods pointing downward

slanting to left.

4. into the plane of the paper.

5. in the plane of rods pointing downward

slanting to right.

6. in the plane of rods pointing upward slant-

ing to right.

7. in the plane of rods pointing upward slant-

ing to left.

8. out of the plane of the paper.

9. along the right-rod pointing upward.

10. along the right-rod pointing downward

Two identical parallel sections of metal rods are connected parallel to a battery as shown. The two sections of metal rods are free to move. When the switch is closed, the two parallel metal rods 1. right-rod will move upward and left-rod will move downward. 2. both will move to the right. 3. both will move to the left.

Explanation / Answer

1. 9. will move toward each other.

2.

8. out of the plane of the paper.