Consider u t = k 2u x2 subject to u(0, t)=0, u x (L, t) = hu(L, t), and u(x, 0) = f(x)

Physics: Principles with Applications 6
(II) A 330-kg piano slides 3.6 m down a 28 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (Fig. 6-36). The effective coefficient of kinetic friction is 0.40. Calculate: (a) the force exerted by the man, (b) the work done by the man on the piano, (c) t

Sears and Zemansky's University Physics with Modern Physics 13
Problem 36E A square steel plate is 10.0 cm on a side and 0.500 cm thick. (a) Find the shear strain that results if a force of magnitude 9.0 X 105 N is applied to each of the four sides, parallel to the side. (b) Find the displacement x in centimeters.

Biology 8
Gymnosperms and angiosperms have the following in common except a. seeds. b. pollen. c. vascular tissue. d. ovaries. e. ovules.

Principles of Economics 6
Suppose the federal government requires beer drinkers to pay a $2 tax on each case of beer purchased. (In fact, both the federal and state governments impose beer taxes of some sort.) a. Draw a supply-and-demand diagram of the market for beer without the tax. Show the price paid by consumers, the pri

Calculus: Early Transcendentals 9
A rechargeable battery is plugged into a charger. The graph shows C(t), the percentage of full capacity that the battery reaches as a function of time t elapsed (in hours). (a) What is the meaning of the derivative C(t)? (b) Sketch the graph of C(t). What does the graph tell you?

An Introduction to the History of Psychology 7
What are the major themes that characterized functionalistic psychology?

Biology: The Dynamic Science 5
What were Lamarck's contributions in an evolutionary worldview?

Chemistry for today : general, organic, and biochemistry 9
Write balanced equations to represent decay reactions of the following isotopes. The decay process or daughter isotope is given in parentheses. a. \({ }_{63}^{157} \mathrm{Eu}\) (beta emission) b. \({ }_{78}^{190} \mathrm{Pt}\) (daughter = osmium - 186) c. \({ }_{62}^{138} \mathrm{Sm}\) (