ENGINEERING YOUR FUTURE
9th Edition
ISBN: 9780190279288
Author: Oakes
Publisher: OXF
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 13, Problem 13.2EAA
a.
To determine
Whether you ever get nervous before a public speaking engagement, if so, what are things you do to relax. Any advice you would like to have for me to relax if I get nervous.
b.
To determine
The way you prepare for oral presentation.
c.
To determine
Whether you employ any method for engaging the audience at the beginning of a talk.
d.
To determine
The way you keep your audience interested throughout your talk.
e.
To determine
Please give any advice as a public speaker.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Determine the reactions at the beam supports for the given loading if W = 300 lb/ft .
W
6 ft
A
9 ft.
6 ft-
The reaction at Bis
lb.
The reaction at A is
lb.
B
In the given figure, the bent rod ABEF is supported by bearings at C and D and by wire AH. The portion AB of the rod is
250 mm long, and the load W is 580 N. Assume that the bearing at D does not exert any axial thrust.
30°
250 mm
300 mm
50 mm
H
B
C
D
50 mm
W
250 mm
Determine the reactions at C and D. (Include a minus sign if necessary.)
The reaction at Cis
N) j +
N)k
The reaction at Dis
N) j + (
N)k
Consider the angle bar shown in the given figure
A
B
W
240 mm-
80 mm
Determine the reactions at A and B when a = 150 mm and W = 320 N.
The reaction at A is
N ZI
The reaction at Bis
N.
Chapter 13 Solutions
ENGINEERING YOUR FUTURE
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- In the given figure, the bent rod ABEF is supported by bearings at C and D and by wire AH. The portion AB of the rod is 250 mm long, and the load W is 580 N. Assume that the bearing at D does not exert any axial thrust. H B A 30° 250 mm D 300 mm 50 mm 50 mm W Determine the tension in wire AH. The tension in wire AH is N. 250 mm xarrow_forwardExposure to high concentrations of gaseous ammonia can cause lung damage. The acceptable short term ammonia exposure level set by the occupational safety and health administration is 35 ppm for 15 min. consider a vessel filled with gaseous ammonia at 30 mol/L and 10 cm diameter circular plastic plug with thickeness of 2 mm is used to contain the ammonia inside the vessel. the ventilation system is capable of keeping the room safe with fresh air, provded that the rate of ammonia being release is below .2 mg/s. if the diffusion coefficient of ammonia through the plug is 1.3*10^-10 m^2/s, determine whether or not the plug can safelt contain the ammonia inside the vessel.arrow_forwardThe state of stress at a point is σ = -8.00 kpsi, σy = 12.00 kpsi, σ% = -18.00 kpsi, Try = 7.00 kpsi, Tyz = 4.000 kpsi, and Tzx = -18.00 kpsi. Determine the principal stresses. The principal normal stress σ1 is determined to be kpsi. The principal normal stress σ2 is determined to be The principal normal stress σ3 is determined to be kpsi. kpsi. The principal shear stress T₁ T1/2 is determined to be kpsi. The principal shear stress 72/ is determined to be [ kpsi. The principal shear stress T1/3 is determined to be kpsi.arrow_forward
- The constant 180 N-m counterclockwise couple acts on the L-shaped rod ABC, which rotates freely in the vertical plane about the pin at A. At this moment, the angular velocity of the rod is 2 rad/s counterclockwise. Determine the angular acceleration of the rod and the reactions at A in the position shown. Answer: a=1.7 rad/s², Ax = 25.3 N, Ay = 603 N 180 N-m 1.2 m 24 kg 20 kg B 1.0 marrow_forwardCircular fins of uniform cross section, with diameterof 10 mm and length of 50 mm, are attached to a wallwith surface temperature of 350°C. The fins are made ofmaterial with thermal conductivity of 240 W/m·K, and theyare exposed to an ambient air condition of 25°C and the convectionheat transfer coefficient is 250 W/m2·K. Determinethe heat transfer rate and plot the temperature variation of asingle fin for the following boundary conditions:(d) Convection from the fin tiparrow_forwardi am very confused any help appriechatedarrow_forward
- Problem 3. 1.5 m B PROBLEM 16.121 End A of the 6-kg uniform rod AB rests on the inclined surface, while end B is attached to a collar of negligible mass which can slide along the vertical rod shown. Knowing that the rod is released from rest when = 35° and neglecting the effect of friction, determine immediately after release (a) the angular acceleration of the rod, (b) the reaction at B. 25°arrow_forwardProblem 1. End A of the uniform 5-kg bar is pinned freely to the collar, which has an acceleration a = 4 m/s² along the fixed horizontal shaft. If the bar has a clockwise angular velocity @ = 2 rad/s as it swings past the vertical, determine the components of the force on the bar at A for this instant. Answers: Ax = 5 N, Ay = 57.1 N L X AO 0.8 m @ aarrow_forward= MMB 241- Tutorial 1.pdf 1/3 80% + + MMB 241 - Dynamics of Particles Tutorial 1 Topic: Kinematics of Particles:- Displacement, velocity and acceleration of particles. QUESTIONS 1. If v = (4t+5) m/s, where t is in seconds, determine a when t = 2 s. 2. If s = (2t³) m, where t is in seconds, determine v when t = 2 s. 3. If a = 2 m/s², determine v at s = 4 m if v = 3 m/s at s = 0. 4. If a = 4 m/s², determines when t = 3 s if v = 2 m/s and s = 2 m when t=0. 5. A particle moves along a straight line such that its position is defined by s = (t² - 6t + 5) m. Determine the average velocity, the average speed, and the acceleration of the particle when t = 6 s. 6. A particle is moving with a velocity of vo when s=0 and t=0. If it is subjected to a deceleration of a = -kv³ where k is a constant, determine its velocity and position as functions of time. 7. A particle travels along a straight-line path such that in 4s it moves from an initial position SA = -8 m to a position SB = +3 m. Then in…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University Press
Mechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSON
Thermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEY
Mechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage Learning
Engineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
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
Jobs for Mechanical Engineers? | What is Mechanical Engineering?; Author: Jake Voorhees;https://www.youtube.com/watch?v=L95q-d6FWVY;License: Standard Youtube License