Astronomy 512 - Spring 2006 - Assignment 3

  1. Observing Thermal Contraction
    Individually -- On the conference table you will find two metal rods - one copper one aluminum. Measure the thermal contraction [ (delta l)/l ] of each of these rods between room temperature and 77K. Liquid nitorgen is available in the storage dewar in the lab. Recall the handling precautions.

  2. Cryogenic Thermal Modeling (in groups)

Due Wednesday March 15 (i.e. following Spring Break)