TR No. 
4.0 
1 - Té/T (t) 7 
Slope = |/ Tair 
= 0.840/ sec 
T (0) = 0.03014 sec 
Tf = 0.01887 sec 
U = 545 cm/sec 
0 ] 2 3 4 5 
Time, t (sec) 
Response of Current Meter as a Function of Time for 
Step Function Change in Wind Tunnel Velocity 
Figure A-3 
22 
