| Laboratory 6 Single DOF Spring/Mass Response | MECH324 |
| Name: __________________________ | Lab Sect. _______ | Date: _______________ |
Note: Before you leave Lab this week, make sure you
make plans with your Lab group (3 or 4 people) to work on the Cam Lab "homework"
due next week in Lab. If you don't have 3 or 4 people in your Lab group, consult
with your TA for advice or permission concerning your group size.
MASS/SPRING CONSTANT CALCULATIONS
Natural Frequency of Unknown Mass System (rad/sec): _________
Natural Frequency of Combined Mass System (rad/sec): _________
Natural Frequency of Original System in RPM's : _________ (ie. where to NOT set the speed)
Known Mass (g): _________
Calculated Mass of Cart (g): _________
Calculated Spring Constant (g/s^2): _________
FREQUENCY RESPONSE
| Frequency (RPM) _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ |
Amplitude (inches) _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ |
Phase Shift (degrees*) _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ _______________ |
*: Note - there are 1000 samples per cycle.
Make plots of amplitude and phase shift vs. frequency using the data above. Be sure to label your axis scales appropriately.