A horizontal curve on a single-lane highway has its PC at station 123 + 70 and its PI at station 130 + 90. The curve has a superelevation of 0.06 ft/ft and is designed for 70
mi/h. Design the horizental curve with its details and also draw the plan view of the
curve.

Ahot wire operates at a temperature of 200°c while the air temperature is 20°c. the hot wire element is a tungsten wire of 5 um diameter and 2 mm in length. plot using excel current, heat transfer and heat generated by the wire for air velocity varying from 1-10 m/s in steps of lm/s? matlab the sensor voltage output, resistance, or assume nu 0.989 re033pr13 take air properties at tr (200°c20°c)/2 = 110°c properties of tungsten: c 0.13 kj/kg.k 3 p 19250 kg/m k (thermal conductivity) = 174 w/m.k