12-147. The jet plane is traveling with a speed of 120 m/swhich is decreasing at 40 m/s² when it reaches point A.Determine the magnitude of its acceleration when it is atthis point. Also, specify the direction of flight, measuredfrom the x axis.*12-148. The jet plane is traveling with a constant speedof 110 m/s along the curved path. Determine the magnitudeof the acceleration of the plane at the instant it reachespoint A(y= 0).y = 15 In 80- 80 mProbs. 12–147/148

Given data The speed of the plane is v =120 ms The tangential acceleration is at=-40 ms2 The…

Answered: 12-147. The jet plane is traveling with…

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

1. The disk is originally rotating at wo=12 rad/s. If it is subjected to a constant angular acceleration of a = 20 rad/s?, determine the magnitudes of the velocity and the n and t components of acceleration of point A at the instant t= 2 s. wo = 12 rad/s 0.4 m -0.5 m--►A
A. Determine the direction of the crate’s velocity at this instant. B. Determine the magnitude of the crate’s acceleration to this instant.
The slider P can be moved inward by means of the string S, while the slotted arm rotates about point O. The angular position of the arm is given by 0 = 0.84t - 0.056t2, where is in radians and t is in seconds. The slider is at r = 1.42 m when t = 0 and thereafter is drawn inward at the constant rate of 0.15 m/s. Determine the velocity v and acceleration a of the slider when t = 2.5 s. Express your answers in the x-y coordinate system. Answers: At t = 2.5 s, v = (i a = ( IN p x i+ i+ i j) m/s j) m/s²
at- 12 rad/s 16-3. The disk is originally rotating at a = 12 rad/s. If it is a = 20 rad/s?, determine the magnitudes of the velocity and the n and t components of acceleration of point A at the instant i = 2s 0.4 m 0.5 m-A
As the hydraulic cylinder rotates around O, the exposed length l of the piston rod is controlledby the action of the oil pressure in the cylinder. If the cylinder rotates at the constant rate ofdθ/dt = 55 deg/s and l is decreasing at the constant rate of 155 mm/s, calculate the magnitudesof the velocity v and acceleration a of end B when l = 125 mm.
The car A has a forward speed of 17 km/h and is accelerating at 3.9 m/s?. Determine the velocity and acceleration of the car relative to observer B, who rides in a nonrotating chair on the Ferris wheel. The angular rate Q = 2.7 rev/min of the Ferris wheel is constant. 2= 2.7 rev/min B 36 R = 9.5 m A. Answers: VA/B = ( i i+ i j) m/s aA/B = ( i i+ i j) m/s2 一 N
Determine
The belt is travelling to the right at some speed v, while the pipe is rolling without slipping at o = 4 - 1.5 m rad/s as shown. If the center of the pipe G appears to an observer on the ground to move at 2 m/s to the left, determine the velocity of the Belt В belt v.
The slider P can be moved inward by means of the string S, while the slotted arm rotates about point O. The angular position of the arm is given by 0 = 0.53t -0.036t2, where is in radians and t is in seconds. The slider is at r = 1.29 m when t = 0 and thereafter is drawn inward at the constant rate of 0.12 m/s. Determine the velocity v and acceleration a of the slider when t = 3.1 s. Express your answers in the x-y coordinate system. Answers: At t = 3.1 s, V = ( i i+ i j) m/s a = ( i i+ i j) m/s²
The displacement of aparticle which moves along the s axis is given by s=(-2+3t)e-0.5t,where s is in meters and t is in seconds.Plot the displacement,velocity and acceleration versus time for the first 20 seconds of motion. Detrmine the time at which acceleration is zero.
An accelerometer C is mounted to the side of the roller-coaster car and records a total acceleration of 3.0g as the empty car passes the bottommost position of the track as shown. If the speed of the car at this position is 205 km/h and is decreasing at the rate of 18 km/h every second, determine the radius of curvature p of the track at the position shown. Answer: p= i m 0.76 m
The slider P can be moved inward by means of the string S, while the slotted arm rotates about point O. The angular position of the arm is given by 0 = 0.74t -0.046t², where is in radians and t is in seconds. The slider is at r = 1.39 m when t = 0 and thereafter is drawn inward at the constant rate of 0.14 m/s. Determine the velocity v and acceleration a of the slider when t = 2.9 s. Express your answers in the x-y coordinate system. Answers: At t = 2.9 s, v = ( i a=i -0.3018 -0.08977 i+ i -1.8605 i+ i -0.9043 j) m/s j) m/s²

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