PHY 102 Midterm 2 | Verified study | Questions and Answers | 2026 Updates

PHY 102 Midterm 2 | Verified study | Questions
and Answers | 2026 Updates
Out of page - ANSWER-What is the direction of the magnetic field at the point P?



-Up

-Down

-Out of Page

-In to page

Down - ANSWER-The negative charge is moving straight into the page.

What is the direction of the magnetic field at the position of the dot?



-Up

-Down

-Out of page

-Right

-Left

Attracted to the magnet - ANSWER-If the bar magnet is flipped over and the south pole is
brought near the hanging ball, the ball will be:



-Attracted to the magnet.

-Repelled by the magnet.

-Unaffected by the magnet.

B1 - B2 out of page - ANSWER-What are the magnetic field strength and direction at point c?

, -B1 + B2 into page

-B1 + B2 out of page

-B1 - B2 into page

-B1 - B2 out of page

out of page - ANSWER-A negative particle is moving upward in a constant, uniform magnetic
field, as shown. The direction of the B-field is to the right.



What is the direction of the force on the particle?



-To the right

-To the left

-Up

-into page

-out of page

Left to right - ANSWER-The horizontal wire can be levitated - held up against the force of gravity
- if the current in the wire is:



-Right to left.

-Left to right.

Down - ANSWER-The positive charge is moving straight out of the page.

What is the direction of the magnetic field at the position of the dot?



-Up

-Down

-Out of page

-Right

-Left