I want a way to calculate it on paper. Please, where did we get the number from (144.8+j38.8) ?very urgent (mechanical system course) i need explain Velocity of the point DV₁ = 750w2j ej(105)AD = 750ej(105°)= 750x-0.2 xjx (cos 105° +j sin 105°)V=144.88+ j38.82

The number 144.8+j38.8 in the image is the velocity of point D represented in rectangular form.The…

Answered: Velocity of the point D V₁ = 750w2j…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

Consider the configuration shown below with w1 = 2.5 rad/s, w2 = 1.0 rad/s, and wz = 5.4 rad/s. Find the magnitude of velocity at point P of the disk B3. 0.2 m 0.4 m Bz- @, rad/s 0.3 m 0, rad/s 0.1 m @z rad/s Figure is from "Engineering Mechanic An Introduction to Dynamics", McGill and King.
4. The velocity vectors of three flow fileds are given as V, = axĩ + bx(1+1)}+ tk , V, = axyi + bx(1+t)j , and V3 = axyi – bzy(1+t)k where coefficients a and b have constant values. Is it correct to say that flow field 1 is one-, flow filed 2 is two-, and flow filed 3 is three-dimensional? Are these flow fields steady or unsteady?
If a, = 100 rad/s CCW, find the velocity of point E using the instant center method. Show the velocity vector VE, on the figure. A 02 2 70° E AB = 1.0" BC = 1.75" CD = 2.0" DE = 0.8" AD = 3.0" B 4 %3D 3.
The velocity vector in a flow is given by: V = 3xi + 4yj – (7z-1)k Determine the equation passing through a point L(2, 1, 3). * Your answer Вack Next Never submit passwords through Google Forms.
2) Show that y = A cos x + Bsin x, where A and B are constants, is a general solution of the differential equation d²y + y = 0 dx2 Hence, find the solution of this equation subject to the following boundary conditions y(0) = 1, = 1 (cos, sin) S A Unit Circle sin tan = Quadrant II: cos Quadrant I: - + + (0, 1) 2'2 2 2'2 90° 120° 60° 4 135° 45° 150° 30° 180° 0° (-1,0) (1, 0) 360° 210° 330° 117 6 (목) 225° 315° 240° 300° 4 270° 3 2 2 2 (0, –1) C Quadrant Ill: Quadrant IV: 프_3
Select from the list below the equation that represents the application of ag = a4 +a x TB/A - w°TB/A- %3D B 2 rad/s 2m 30° A 2 m/s? - Gaj = 2i+ (ak) x (-(2m) cos 30°i + (2m) sin 30*j) – (2 (-(2m) cos 30° i + (2m) sin 30°j) -asj = 2i+ (ak) x ((2m) cos 30*i – (2m) sin 30°j) – (2 (2m) cos 30°i - (2m) sin 30° j) -esj = 2+ (ak) x (2m) cos 30* i + (2m) sin 30* ) – (2 (2m) cos 30*i - (2m) sin 30°j) -agj = 2i+ (-ak) x (2m) cos 30*i+ (2m) sin 30* j) – (2) (2m) cos 30*i - (2m) sin 30°*j) rad2 rad (b) (c) (d)
1. Which of the following is a linear equation? (Select all that apply) (а) 12 + у — 19 (c) sin x + 9y = -4 (e) x² – y? = 1 -3x + 4y 2x (d) (b) х 3 —у + 2 Зу - (f) VT = y 10 5 2. Give an example of the following of a linear combination in t, u, v, w.
30. A velocity vector is given as V = (xyzt)ĩ – (xyzı²)} +0.5z²(xr² – yt)k . Find the vector representing the applied differential force on a unit mass of the fluid (i.e., dF I dm ). [Hint, dF I dm = (aV / Ət) + (V¸ƏÑ / əx+V ‚ðv i əy +V¸dÑ /dz)].
400i+50j and point B has the velocity vector Point A has the velocity vector VA VB = 300i – 150j Which of the following gives the velocity of Brelative to A? %3D UBJA -100i - 200j OUBIA 100i - 200j OUBJA 100i + 200j OUB/A 1001 + 200j
The position of an object moving along an x axis is given by x = 3t – 412 + , where x is in meters and t in seconds. Find the position of the object at the following values of t: (a) 1 s, (b) 2 s, (c) 3 s, and (d) 4 s. (e) What is the object's displacement between t = 0 and t = 4 s? (f) What is its average velocity for the time interval from t 2 s to t = 4 s? (g) Graph x versus t for 0
angular velocity is v = 100 (4 + t) rad/s.
Review Questions Air flows through a closed-circuit wind tunnel shown in Figure below at standard conditions through the test section [between sections (5) and (6)] with a velocity of x m/s. The flow is driven by a fan that essentially increases the static pressure by the amount p¡ – p, that is needed to overcome the head losses experienced by the fluid as it flows around the circuit. Estimate the value of p, – p, and the horsepower supplied to the fluid by the fan. - P9 Vs = x m/s (5) (6) (7) Test section Flow-straightening (3) screens (8) Q (1) (9) V Automatic (2) Hidden Arrow Pen Fan

SEE MORE QUESTIONS

Recommended textbooks for you

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Control Systems Engineering

Mechanical Engineering

ISBN:

9781118170519

Author:

Norman S. Nise

Publisher:

WILEY

Mechanics of Materials (MindTap Course List)

Mechanical Engineering

ISBN:

9781337093347

Author:

Barry J. Goodno, James M. Gere

Publisher:

Cengage Learning

Engineering Mechanics: Statics

Mechanical Engineering

ISBN:

9781118807330

Author:

James L. Meriam, L. G. Kraige, J. N. Bolton

Publisher:

WILEY

SEE MORE TEXTBOOKS

Velocity of the point D V₁ = 750w2j ej(105) AD = 750ej(105°) = 750x-0.2 xjx (cos 105° +j sin 105°) V=144.88+ j38.82