Suppose you want to buy a water bottle to take with you when you go hiking. In the store, there are two water bottles. One is a squeezable plastic bottle with a flip top. The other is made of composite material and guaranteed to keep that water cold for at least 8 hours. Which bottle was probably designed by an engineer?

The maximum shear stress and maximum flexural stress occur at the same location along a beam subjected to a non-uniform bending load. a)-trune b)- false

Apreheater involves the use of condensing steam at 100°c on the inside of a bank of tubes to heat air that enters at 1 atm and 25°c. the air moves at 5 m/s in cross flow over the tubes. each tube is 1 m long and has an outside diameter of 10 mm. what is the minimum value of nl needed to achieve an outlet temperature of t 75 c? what is the corresponding pressure drop across the tube bank?

List and describe the attached tools in boxford cnc milling machine? and how many tools were used in your projects explain them?