Module 1: Introduction to Experimental Techniques
  Problems
 

 

2. Obtain the conditions of under, over and critical damping when the limbs of a U-tube manometer have an area ratio . Discuss the limiting To linearize the governing equation assume small disturbances.

3. A venturi flowmeter measures flow rate of air as

where and are upstream and downstream pressure and is throat area. It is required to determine by calibration to within . Given

find the largest possible uncertainty allowed in .