{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Q5S - Physics 53 Summer 2011 Quiz 5 Solutions Check the...

Info icon This preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Quiz 5 Solutions Check the best answer. 1. A small disk magnet is dropped from rest vertically down three equally long empty cylindrical tubes, in succession. Tube A is made of a non-conductor, tube B of aluminum, and tube C of copper. It takes time T for the magnet to emerge from the bottom of the tube. Which of the following is wrong? T A < T B < T C . [This is correct, so the next one must be wrong.] T A < T C < T B . It makes no difference which pole of the magnet is on top. The retardation of the fall is caused by eddy currents induced in the tube by the changing B-field as the magnet passes by. Check T or F depending on whether the statement is true or false. 2. A positive point charge moving parallel to the current in a long wire is repelled from the wire. T F [Attracted; like parallel currents.] Physics 53 Summer 2011 1
Image of page 1

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
3. A conducting ring rests on a thin glass plate, underneath which is a solenoid (represented in the drawing by the cylinder). The solenoid is connected to a battery by a switch, which is
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern