1. A differential manometer is used to measure the pressure change caused by a flow constriction in a piping system as shown. Determine the pressure difference between points A and B in psi. Which section has the higher pressure?
![1325_Figure 08.jpg](https://secure.tutorsglobe.com/CMSImages/1325_Figure%2008.jpg)
2. The car shown in the figure is accelerated to the right at a uniform rate. What way will the balloon move relative to the car?
![118_Figure 09.jpg](https://secure.tutorsglobe.com/CMSImages/118_Figure 09.jpg)