MECH 210 Fall 2009
Homework assignment 4
(2 problems, 20 points, due Monday October 26th at the beginning of class)
Problem 1 (10 points) Determine the force in all truss members (note: length of BC=length of CD)
Problem 2 (10 points) Determine the forces
Module 2
Equilibrium
2-1
Outline
2.1 Solution strategy
2.2 Free body diagram
2.3 Support reactions
2.4 Free body diagram example
2.5 Equilibrium in 2-D
2.6 Equilibrium in 2-D example 1
2.7 Equilibrium in 2-D example 2
2.8 Equilibrium in 3-D
2.9 Equilibriu
Mechanics 1 MECH 210
Larry Lessard
Larry.Lessard@mcgill.ca
Room 362, McDonald Engineering
Objectives
Introduction to course
Review of basic concepts
1
Team
Professor
Larry Lessard
Teaching assistants
Jan Palecka
Ibrahim Chamseddine
Schedule
Lectur
Module 1.1
Force system
1.1-1
Outline
1.1.1
1.1.2
1.1.3
1.1.4
1.1.5
1.1.6
1.1.7
Force components
Force addition
2-D Forces - Example
Force transmissibility
Concurrent forces
3-D components
3-D Forces - Example
1.1-2
1
Learning Outcomes
Decompose a force i
Module 1.3
Equivalent Systems
1.3-1
Outline
1.3.1
1.3.2
1.3.3
1.3.4
1.3.5
1.3.6
1.3.7
1.3.8
1.3.9
Equivalent system
Moving a force
Resultant of a force-couple system
Example in 2-D
Reduction to single force
Equivalent System - Example
Parallel forces
Redu
Module 1.2
Moments and couples
1.2-1
Outline
1.2.1
1.2.2
1.2.3
1.2.4
1.2.5
1.2.6
1.2.7
1.2.8
Moments in 2-D
Couple in 2-D
Moment Couple - Example
Position vector
Position Vector - Example
Moments in 3-D
Moments about an axis
Moment about an Axis - Example
Mechanics 1 MECH 210
Fall 2016
MECHANICS 1 MECH 210
FALL 2016
Mechanics I is an important course of the mechanical engineering curriculum. The course
deals with the static equilibrium of rigid bodies, which is the foundation for structural
analysis. The c
MECH 210 Mechanics 1
Fall 2016
Larry Lessard
Assignment 1
(4 problems, solutions provided Tuesday September 20, 2016)
Problem 1 and 2 (textbook 14th edition)
Special note:
Problems 2.132, 2.133, 3.15 and 3.65 from the 14th edition correspond to 2.129, 2.1
MECH 210
Winter 2010
th
Tutorial 6, Friday March 12 , 2010
Problem 1
Determine the force P on the cable if the spring is compressed 0.5in. when the
mechanism is in the position shown.
The spring has a stiffness of k=800lb/ft.
6 in
6 in
4 in
6 in
30
24 in
MECH 210 Fall 2008 Solution set
Problem 1
BC is a two force member. We can safely assume that it transmits a compressive force.
The distributed force must be reduced to a single force. Using formula provided
FBD of shelf after load reduction:
y
Ay
Ax
FR =
Assignment 5
Mechanics 1 MECH-210 Fall 2013
Problem 1 (5 points)
The pin C is attached to member BCD and
can slide along a slot cut in the fixed plate
shown. The friction in the slot is negligible.
a) Draw the diagram of active forces and
moments.
b) Writ
McGill University, Faculty of Engineering, Department Mechanical Engineering
MECHANICS 1 MECH 210-001
FINAL EXAMINATION
Monday December 13th 2004, 14:00-17:00 (3 hours)
Examiner: Prof. Pascal Hubert
Associate Examiner: Prof. Larry Lessard
Closed book,
Fac
Lecture 1: Basic definitions,
Newtons Laws
Learning Outcomes
Isaac Newton
(1643-1727)
Definitions of space, time, forces
Concepts of particle and rigid body
Concept of equilibrium and free body diagrams
Concept of Action/reaction
Definitions
Space: Geome
Assignment 3
Mechanics 1 MECH-210 Fall 2013
Problem 1 (5 points)
Rod CD is attached to the collar D and passes through a collar (slide through collar at B) welded to
end B of lever AB. Neglecting friction, determine the couple M required to hold the syste
MECH 210 Fall 2010
Midterm 2
Closed book, Calculators allowed, 50 min. 2 problems, 20 points
Neglect gravity
Grading policy: When needed, correct free body diagrams are worth 50% of the grade
Problem 1 (10 points)
Forces P and Q are applied on this articu
. Thermal Spray : Surface Engineering via Applied Research : Proceedings of the 1st International Thermal Spray Conference.
: ASM International, . p 874
http:/site.ebrary.com/id/10320333?ppg=874
Copyright ASM International. . All rights reserved.
May not
MECH 210 Fall 2009
Homework assignment 2
(4 problems, 20 points, due Wed 30th September at the beginning of class)
Problem 1 (5 points) The main wheels of this plane (at point B) are locked. The propeller generates a thrust T of 3000 N (see below). Comput
MECH 210 Fall 2009
Homework assignment 3
(2 problems, 20 points, due Wed 7th of October at the beginning of class)
Problem 1 (10 points) A square plate (size a = 0.5m, width=0.5m) seals a square opening in a water tank at depth h = 10m. The plate is hinge
MECH 210 Fall 2009
Homework assignment 5
(3 problems, 20 points, due Mon 9th of Nov. at the beginning of class)
Problem 1 (5 points) This airplane nose wheel assembly is raised by applying a torque M, as shown. The arm AD and the wheel have a combined wei
MECH 210 Fall 2009 (3 problems, 20 points, due Wed 2nd of December at the beginning of class)
Problem 1 (10 points): Virtual Work This device is used to lift a weight W = 4000 N. Each member of linkage is 600 mm long (HE=ID=AE=BD=600 mm). Pins C and G are
MECH 210 Fall 2009
Homework Assignment #1 Solutions
Problem 1 (1) It is not a free body diagram because a connection to the outside environment in shown (2) The four forces are co-planar because they lie on the same plane (plane of the sheet) (3) The forc
HOMEWORK 2 Solution
PROBLEM 1 Find the moment generated by T about point B. T=3000 N Coordinate system: (G, x, y,z) y
x
Simplest form: M=Fd Use of the geometry to find the distance d, the perpendicular distance from B to the line of action of the force T