Questions asked
8. Draw neat figures wherever required. SECTION A Section \( A \) consists of 20 questions carrying 1 mark each. Q1. The greatest 4 digit number formed by the digits \( 6,0,8,4 \) is a. 6666 b. 9999 c. 8640 d. 4860 Q2. The predecessor of greatest 5 digit number is a. 99998 b. 99999 c. 10000 d. 1111 Q3. Every natural number has finite number of a. predecessors b. prime factors c. multiples d. factors Q4. The figure having definite length is called a. Line b. line segment c. ray d. an angle Q5. A pair of like fractions is a. \( 3 / 4,4 / 3 \) b. \( 5 / 2,6 / 2 \) c. \( 16 / 9,3 / 7 \) d. \( 2 / 7,3 / 3 \) Q6. Sixty three hundredths is equal to a. 0.63 b. 0.063 c. 6300 d. 6.30 07. The number of lines that can be drawn from one point is a. 1 b. 2 c. 3 d. infinite 08. The fraction equivalent to \( 90 / 81 \) is
This sex chromosome can be contributed only by the male parent.
The argument that protection Select one: O A. allows us to compete with cheap foreign wages is true. OB. is necessary for infant industries is true. OC. penalizes poor environmental standards is true. OD. saves jobs is flawed. O E. prevents rich countries from exploiting poor countries is true. Offshore outsourcing occurs when a firm in Canada Select one: O A. hires Canadian labour and produces in Canada. OB. moves its corporate headquarters to another country. OC. buys finished goods, components, or services from other firms in Canada. OD. buys finished goods, components, or services from other firms in other countries. O E. hires foreign workers who work in Canada.
Question 32: Decisions about what goods and services will be produced, how they will be produced, and who will get them, must be made in all economies. Market economies, but not in planned economies. Socialist economies, but not in capitalist economies. Economies based on individual decision making, but not in economies based on collective decision making.
A woman, starting from rest, pulls a 20 kg suitcase as shown below. She pulls with a force of 60 N at an angle of 60 degrees. If the friction on the suitcase is 10 N, then its acceleration is m/s². The suitcase pushes on the floor with a force of magnitude N. The floor pushes on the suitcase with a force of magnitude N. After 3.0 s the suitcase will have moved m along the floor.
Problem 2. (30 points) Assume that methanol (1)/chloroform (2) binary system follows the Raoult's law. Vapor pressures for the pure species are given by the following Antoine equation: $\ln P_{1}^{sat} = 16.5785 - \frac{3638.27}{T + 293.50}$ $\ln P_{2}^{sat} = 13.7324 - \frac{2548.74}{T + 218.552}$ where T is in $^\circ C$ and the vapor pressures are in kPa. Determine (a) Fill in the missing numbers of the following table when temperature is 40$^\circ C$ $x_1$ $y_1$ P (kPa) 0.0 0.5 1.0 (b) Fill in the missing numbers of the following table when pressure is 100 kPa. $x_1$ $y_1$ T ($^\circ C$) 0.0 1.0 30 62$^\circ C$
With MATLAB 2015 Your answer has an error when I write from www.chegg.com on MATLAB. There is an error. I need to photograph the answer from MATLAB, not copy it like your website. The answer is on Chegg, but there is an error. Solve the following question by using a script file (.m file), then submit it. Plot the function f(x) = x^3 - 2x^2 - 10sin^2(x) - e^(0.9x) and its derivative f'(2x^4) in one figure. Plot the function with a solid line and the derivative with a dashed line.
Q3 The following chemical reaction occurs in a reactor whereby ethane, C2H6 (MW=30.07) reacts with ethylene, C2H4 (MW=28.05) producing propene, C3H6 (MW=42.08) and methane, CH4 (MW=16.04): C2H6 (v) + C2H4 (v) ? C3H6 (v) + CH4 (v) The gaseous feed stream contains 53 mole % C2H6 and the remaining is C2H4. The reaction is producing 500 g of C3H6 in an hour. Both reactants are not fully reacted. The mole ratio of C3H6 to C2H6 in the product stream is 3. (a) Sketch a completely labelled process flow diagram for the reaction. (4 marks) (b) Solve for the molar flow rates (mol/hr) of all components in both the feed and product gas streams using the extent of reaction method. (11 marks) (c) Compute the fractional conversion of the limiting reactant. (5 marks)
(3) Consider two identical step-index optical fibers with NA= 0.1 and a = 3 µm ate wavelength 0.9 µm. Calculate the fraction of power coupled from fiber 1 to fiber 2 for transverse off-set u = 0.55 µm. (4) Consider two identical step-index optical fiber with NA= 0.26, $n_2$ = 1.46 and a = 2µm at wavelength 1.55 µm. Calculate the longitudinal off-set loss in dB for D = 15 µm. (5) Claculate the angular off-set loss in dB for angular misalignment $\theta$ = 2$^\circ$ ire of two identical step-index optical fibers with $n_1$ = 1.49, $n_2$ = 1.46 and a = 2 µm at wavelength 1.55 µm.
Give the inputs I0 to I7 so that an 8-to-1 MUX will implement the following function when connecting w, y, and z to S2, S1, and S0 respectively. F(w, x, y, z) = P(1, 2, 5, 7, 8, 11, 14, 15)
