Solution Soit le signal a(t) représenté par la figure 1.-3321x(t)A-2 -1 0-1-2123456FIGURE 1 Signal a(t).1.1. Exprimer le signal x(t) en termes de fonctions échelon et rampe.1.2. Exprimer le signal x(t) en fonction du temps.1.3. Tracer les allures des signaux 3x(t - 2) et -2x(3t+3).

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Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

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The following chart represents the Dynamic Amplification Factor (DLF) of pulses type Ramp. Time from 0 to Maximum force: td Natural Period of the structure: T What is the maximum dynamic displacement of a structure with: stiffness, k, of 150 kip/in mass, m=50/g k-sec^2/in g: gravity acceleration The ramp force reach the maximum force F=100kip in a time td-0.15 sec RAMP: DLF vs td/T DLF 2500 1.500 1.000 0:000 O 0.81 in O 1.22 in O 0.67 in O 1.50 in td/T 15
11- If A, B and C are three mutually exclusive events in the sample space then P(AUB UC) = a- P(A)+P(B) + P(C) b- P(A) + P(B)+P(C) c- P(A) + P(B)+P(C)-P(ABC) d- P(A)+P(B)
the same answer as found above. Tutorial Problems No. 2.2 1. Find the ammeter current in Fig. 2.57 by using loop analysis. [1/7 A] (Network Theory Indore Univ. 1981) 10 IK a 10 in 2K 10 10 10K IOK 10 4V 2K 100 V 10 T50 V 10 VT IK 10 Fig. 2.59 Fig. 2.58 Fig. 2.57
A 令 Wed 17 Mar 12: moodle1.du.edu.om DU - Moodle English (en) - Mohammed Ahmed Al Sarj Al Marhoon tion 6 et ered K ed out of 000 ag cion M (t) fv Mä + f,* + kx + f(1) = 0 Mä + f,x+ kx = f (t) c. fyä+ Mx + kx = 0 d. fä+ Mx + kx = f(t) а. b. %3D The differential equation of the system is Select one: а. с O b. b O C. d d. a étv W acBook Air DII DD F7 F8 F9 F10 F11 F12 V 9. P ]{ 3 * CO
From the graph shown below, determine the approximate values of t, tr, tw and amplitude. t;: rise time, t;: fall time, tw: pulse width time V(V) 4 3 t (ms) 0 12 34 5 6 7 8 9 10 11 12 13 14 15 16 17 18 2.
Using the following lines, let us create a virtual data concerning the joint torque (Nm) and angular velocity (RPM) of an imaginary actuator system: Kx = 29; Kn 200; dt 0.001; %sampling time 10; simulation time Ts ns Ts/dt +1; for i = 1:nS t(i) tau (i) = (i-1) *dt; time variable Kx*sin (2*pi*0.5*t (i)) + = 0.1*sin (2*pi*50*t (i)); dq (i) = Kn*cos (2*pi*0.5*t (i))*9.24; SOME CALCULATONS HERE end & THEN SOME OTHE CALCULATIONS HERE Calculate the average torque T_avg. Then referring the Harmonic Drive Catalogue, choose a gear model with a gear ratio of 1:30 in accordance with the T_avg value you calculated. Explain the rationale behind your choice.
4. Consider the time-space diagram shown below. For the signals shown, what is the NB bandwidth? а. 15 seconds b. 20 seconds c. 30 seconds d. 60 seconds SIG 4 3,000 SIG 3 2,500 2,000 1,500 SIG 2 1,000 - 500 SIG 1 30 60 90 120 Time (s) Figure. Time-space diagram Distance (ft)
Q) solve exersice The response of a system is given by x() = 0.003 cos (30) + 0.004 sin(30) m (a) Determine (a) the amplitude of motion, (b) the period of motion, (c) the frequency in Hz, (d) the frequency in rad/s, (e) the frequency in rpm, (f) the phase angle, and (g) the response in the form of Equation (1.12) SOUTION
Q) Find rate of information transmission over a discrete channel (Dt) for: When P (x1) - P(x2) – P(x3); rd -1200 symbol/sec. 0.5 0.5 0.25 0.25 0.5 ys 1 ye
The response of a certain dynamic system is given by: x(t)=0.003 cos(30t) +0.004 sin(30r) m (5Mks) Determino: (i) the amplitude of motion. (2Mks) (ii) the period of motion. (in) the linear frequency in Hz. (4) the angular frequency in rad/s. (2Mks) (2Mks) (2Mks) (2Mks) (v) the frequency in cpm. (vi) the phase angle. (2Mks) (vii) the response of the system in the form of x(t) = X sin(t +$) m.
From the graph shown below, determine the approximate values of t,, tr, tw and amplitude. t;: rise time, t;: fall time, tw: pulse width time V (V) 4 2 1 t(ms) 012 3 4 5 6 789 10 11 12 13 14 15 16 17 18
An industrial company has factories and distribution centers and is considering finding a location for its third plant and you have the following information: Number of Cost (ka) per charged Current facilities Coordinates units charged unit S.A. S.A. Н.А К.А. Factory 1 (M1) 20 30 755 1 dinar Factory II (M2) 10 40 900 1 dinar First Distribution Center 30 50 450 1 dinar (T1) Distribution Center I| 40 60 500 1 dinar (Т2) Required: Locate the third factory using the simple broker model and calculate the total associated costs?

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Soit le signal a(t) représenté par la figure 1. -3 3 2 1 x(t) A -2 -1 0 -1 -2 1 2 3 4 5 6 FIGURE 1 Signal a(t). 1.1. Exprimer le signal x(t) en termes de fonctions échelon et rampe. 1.2. Exprimer le signal x(t) en fonction du temps. 1.3. Tracer les allures des signaux 3x(t - 2) et -2x(3t+3).