Chapter 4 Computer Problems
4.C1 The position of the Lshaped rod shown is controlled by a cable
attached at B. Knowing that the rod supports a load of magnitude P 5 50 lb,
write a computer program that can be used to calculate the tension T in the
cable
CENTER OF GRAVITY, CENTER OF MASS AND CENTROID FOR A BODY
Todays Objective : Students will: a) Understand the concepts of center of gravity, center of mass, and centroid. InClass Activities: Check Homework, if any Reading Quiz Applications Center of Grav
Chapter 6 Computer Problems
6.C1 A Pratt steel truss is to be designed to support three 10kip loads as
shown. The length of the truss is to be 40 ft. The height of the truss and thus
the angle , as well as the crosssectional areas of the various members
Chapter 7 Computer Problems
7.C1 An overhanging beam is to be designed to support several concentrated
loads. One of the first steps in the design of the beam is to determine the
values of the bending moment that can be expected at the supports A and B
an
Chapter 9 Computer Problems
9.C1 Write a computer program that, for an area with known moments and
product of inertia Ix, Iy, and Ixy, can be used to calculate the moments
and product of inertia Ix9, Iy9, and Ix9y9 of the area with respect to axes x9 and
Chapter 10 Computer Problems
10.C1 A couple M is applied to crank AB in order to maintain the equilibrium
of the engine system shown when a force P is applied to the piston. Knowing
that b 5 2.4 in. and l 5 7.5 in., write a computer program that can be us
Chapter 15 Computer Problems
15.C1 The disk shown has a constant angular velocity of 500 rpm counterclockwise. Knowing that rod BD is 250 mm long, use computational software
to determine and plot for values of from 0 to 360 and using 30 increments,
the ve
Chapter 8 Computer Problems
8.C1 The position of the 10kg rod AB is controlled by the 2kg block
shown, which is slowly moved to the left by the force P. Knowing that the
coefficient of kinetic friction between all surfaces of contact is 0.25, write a
co
Chapter 12 Computer Problems
12.C1 Block B of mass 10 kg is initially at rest as shown on the upper
surface of a 20kg wedge A which is supported by a horizontal surface. A
2kg block C is connected to block B by a cord which passes over a pulley
of negli
Chapter 16 Computer Problems
B
16.C1
The 5lb rod AB is released from rest in the position shown. (a) Assuming that the friction force between end A and the surface is large enough to
prevent sliding, using software calculate the normal reaction and the f
ME 224LMECHANICS LAB WORKSHEET 7
The door is hinged along the xaxis and is supported by a chain at B in a position
20 degrees inclined to the icypiano. A force F = 20 Eb is apped at B. Find a.)
the moment about 0, Mo, of the force exerted on the piate b
ME 214 Vector Statics Lecture 18, Chapter 9.12 Instructor: A Rezaei Todays Objectives: Students will: a) understand center of Gravity, Center of mass, and Centroid b) be able to determine the location of these points for a system of particles. The center
Chapter 5 Computer Problems
5.C1 A beam is to carry a series of uniform and uniformly varying distrib
uted loads as shown in part a of the figure. Divide the area under each portion
of the load curve into two triangles (see Sample Prob. 5.9), and then wr
Chapter 14 Computer Problems
14.C1 A man and a woman, of weights 180 lb and 120 lb, respectively,
stand at opposite ends of a stationary boat of weight 300 lb, ready to dive
with velocities vm and vw, respectively, relative to the boat. Use computational
ME 214 Vector Statics
Students will be able to:
a) Identify what is mechanics / statics.
b) Work with two types of units.
c) Round the final answer appropriately.
d) Apply problem solving strategies.
Week 1 Lecture Notes
Lecture 1, Chapter 1
Instructor: A
ME 214 Vector Statics
Week 2Lecture 5, Chapter 2
Instructor: A Rezaei
Todays Objective: Students will be able to:
a) Draw a free body diagram (FBD), and,
b) Apply equations of equilibrium to solve a 2D problem.
Important Note: Free Body Diagram is one of
ME 214 Vector Statics
Lecture 4, Chapter 2.112.15
Instructor: A Rezaei
Todays Objective: Students will be able to:
a) Represent a position vector in Cartesian coordinate form, from given
geometry.
b) Represent a force vector directed along a line.
c) det
ME 214 Vector Statics
Lecture 5, Chapter 2
Instructor: A Rezaei
Todays Objective: Students will be able to:
a) Drawing a 3D free body diagram, and,
b) Applying the three scalar equations (based on one vector equation) of
equilibrium.
Important Note: Free
Dozen rule of Homework
1. Each assignment must be completed in pencil on standard engineering paper. This
is typically greentinted paper sold in the Bookie as engineering calculation
paper, with the quadrule lines on the back of the page. Do not work hom
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Chapter 19 Computer Problems
19.C1 By expanding the integrand in Eq. (19.19) into a series of even
powers of sin and integrating, it can be shown that the period of a simple
pendulum of length l can be approximated by the expression
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Chapter 11 Computer Problems
11.C1
The mechanism shown is known as a Whitworth
quickreturn
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mechanism. The input rod AP rotates at a constant rate , and the. pin P
is free to slide in the slot of the output rod BD. Plot versus and versus
for one revolu