Aspring whose stiffness is 1140 n/m has a relaxed length of 0.51 m. if the length of the spring changes from 0.26 m to 0.79 m, what is the change in the potential energy of the spring? δu = -9.063 incorrect: your answer is incorrect. j

Thermal radiation gets its name because

Compare the maximum rate of heat transfer to the basal metabolic rate by converting a bmr of 88 kcal/hr into watts. what is the value? from this comparison you should see why the body can accommodate a modes amount of activity in hot weather but strenuous activity would increase the metabolic rate above the body's ability to remove heat [12].

Resistivity of a material is the resistance of a cm long sample of the material of 1 cm2 cross-sectional area.