Questions asked
Predict how the entropy of the substance is affected in each process. Ar(l) -> Ar(g) entropy I$_{2}$(g, 1 bar, 125 °C) -> I$_{2}$(g, 1 bar, 200 °C) entropy Fe(s, 1 bar, 250 °C) -> Fe(s, 1 bar, 25 °C) entropy
Fit a trigonometric function of the form $f(t) = c_0 + c_1 sin(t) + c_2 cos(t)$ to the data points $(0, -4.5), (\frac{\pi}{2}, 1.5), (\pi, -0.5), (\frac{3\pi}{2}, -4.5)$, using least squares. $c_0 = $ $c_1 = $ $c_2 = $
Determine the value of A so that the line whose equation is Ax+y-2=0 is perpendicular to the line containing the points (4,-5) and (-2,3). A=, (Type an integer or a simplified fraction.) Determine the value of Aso that the line whose equation is Ax+y-2=0 is perpendicular to the line containing the points (4,-5and-2,3 A=(Type an integer or a simplified fraction.)
Question 68 (1 point) Use Table: Marginal Cost of Sweaters. The marginal cost of the third sweater is: Quantity of sweaters 0 1 2 3 4 5 Total cost $0 $9 $20 $33 $48 $65 $33 $13 $11 $9
Derive the loading, shear-force, and bending-moment relations y 0.5 m 800 N 400 N 0 (a) 0.1 m 0.25 m $R_1$ (b) V (N) 840 40 0 -360 $R_2$ x x M (N \cdot m) 90 84 (c) 0 x
Exercise 1 Let $p \in \mathbb{R}$ be a constant, $p \neq 0$. (a) Consider the improper integral $\int_1^{\infty} \frac{1}{x^p} dx$. For what values of $p$ is the integral divergent? For what values is it convergent? Give the evaluation of the integral whenever it is convergent. (b) Consider the integral $\int_0^1 \frac{1}{x^p} dx$. For what values of $p$ is the integral divergent? For what values is it convergent? Give the evaluation of the integral whenever it is convergent.
Given The following Bode plot, choose the correct Answer Magnitude (dB) 100 50 0 -50 -100 Bode Plot -90 -135 -180 Phase (deg) -225 -270 10?³ 10?² 10?¹ Frequency (rad/s) 10? 10¹ Gain Margin = 0 Phase Margin = -75 Gain Margin = -75 Phase Margin = 250
4 Answer question based on one or the other graph Consider the following cyclic voltammetry plot obtained at a scan rate of 10 mV/s. Calculate the specific capacitance of the material used? If the applied voltage for this capacitor weighing 1kg is 2 V, what is the amount of energy stored in this material?
For the circuit shown in figure below, If i? = 0 and i? = 2 sin(2t), the voltage v1 is Select one: A. -12sin(2t) V B. -1.5 cos(2t) V C. 24 cos(2t) V D. -24 cos(2t) V E. -12 cos (2t) V F. 1.5 cos(2t) V
Q1. Find the equivalent resistance $R_{ab}$ (Fig. 1). 0.5? a b 1? 2? 2? 2? 2? 2? 2? Fig. 1. The circuit diagram of Q1. 1?
