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 17 Computer Problems
17.C1
Rod AB has a mass of 3 kg and is attached at A to a 5kg cart C.
Knowing that the system is released from rest when 5 308 and neglecting
friction, use computational software to determine the velocity of the cart
and the
Chapter 3 Computer Problems
3.C1 A beam AB is subjected to several vertical forces as shown. Write a
computer program that can be used to determine the magnitude of the resultant
of the forces and the distance xC to point C, the point where the line of ac
Chapter 13 Computer Problems
13.C1 A 12lb collar is attached to a spring anchored at point C and can
slide on a frictionless rod forming an angle of 30 with the vertical. The spring
is of constant k and is unstretched when the collar is at A. Knowing tha
Chapter 2 Computer Problems
2.C1 Write a computer program that can be used to determine the magnitude
and direction of the resultant of n coplanar forces applied at a point A. Use
this program to solve Probs. 2.32, 2.33, 2.35, and 2.38.
Fi
qi
F1
q1
qn
x
A
Chapter 11 Computer Problems
11.C1
The mechanism shown is known as a Whitworth
quickreturn
.
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
Vector Statics, Quizz 1
Student Name: (Type your name with capital letters)
SCORE
Date: 1, 11, 2017
Problem 1: (75 points)
Two forces P and Q are applied to the lid of a storage bin as
shown. Knowing that P = 60 N and Q= 48 N. Determine by
trigonometry th
Vector Statics, Quizz 4
Date: 2, 1, 2017
Student Name:
Proble 1. (50 points)
The forces F1 = 120N, F2 = 250 N and F3= 120 N are applied at point B, D and E on the centerline of the beam
ABDE , respectively.
(a) Replace the threeforces shown by a force
co
Vector Statics, Quizz 8, 3, 8, 2017
Student Name:
Proble 1. (50 points)
Locate the centroid of the plane area shown.
Solution:
2
1
3
1 in.
2 in.
1 in. 3 in.
in
in
Vector Statics, Quizz 8, 3, 8, 2016
Student Name:
Proble 2. (50 points)
Calculate the reacti
Chapter 18 Computer Problems
y
18.C1 A wire of uniform cross section weighing 58 oz /ft is used to form the
wire figure shown, which is suspended from cord AD. An impulse F Dt 5
(0.5 lb?s)j is applied to the wire figure at point E. Use computational softw
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
n 5 2
1 2
133 2 4
1333
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
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 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 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 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 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 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 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
ME214, STATICS QUIZ 7
Student Name:
2,29, 2017
PROBLEM 1 (50 points)
1. Determine the minimum value of the force P tat pervents the
block slide downward. ( Write the equilibrium for motion
impeding downward).
2. Determine the minimum value of the force P
Vector Statics, Quizz 5
2, 8, 2017
Student Name:
Proble 1. (50 points)
An Antenna is guyed by three cables as shown.
Knowing that the tension in cable AD is 270 lb., replace the force exerted at A by cable
equivalent forcecouple system at the center O of
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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
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