kuletsky

a point moves on the parabola y=x^2 so that is abscissa increases at rate of 3 feet per second what rate is the ordinate increasing when x=2 ans;12 ft /sec

the base of an isosceles triangle is 8 feet long. if the altitude is 6 feet long and increasing 3 inches per minute, at what rate are the base angles changing? ans. 1/52 rad / min

Water at 2.5 MPa and 200°C is heated at constant temperature up to a quality of 80%. Find (a) the quantity of heat received by the water, (b) the change in internal energy, and (c) the work of a nonflow process. Ans. (a) 2025.7 kJ/kg; (b) 1396.5 kJ/kg; (c...