1.What is the magnitude of the resultant force and its direction, measured counterclockwise from the positive x-axis?
2.Draw a picture of a typical strain gauge an dpoint out the major components. Give a short explanation on the principal behind how a strain gauge works.
3.A rigid 1ft^3 vessel contains R-134a originally at -20F and 27.7% quality. The refrigerant is then heated until its temperature is 100F. Calculate the heat transfer required to do this, in Btu.
4.The Three Gorges Dam in China will be the world's biggest when complete. When did the construction start?
5.Which of the following factors are responsible for the rapid growth of sugar production in south India as compared to north India?
Higher per acre field of sugarcane
Higher sucrose content of sugarcane
Lower labour cost
Longer crushing period