SECTION 1 DESIGN FOR SIMPLE STRESSES
TENSION, COMPRESSION, SHEAR
DESIGN PROBLEMS
1.
The link shown, made of AISI C1045 steel, as rolled, is subjected to a tensile load
of 8000 lb. Let h = 1.5b . If the load is repeated but not reversed, determine the
dime
SECTION 7 SHAFT DESIGN
471.
A short stub shaft, made of SAE 1035, as rolled, receivers 30 hp at 300 rpm via a
12-in. spur gear, the power being delivered to another shaft through a flexible
coupling. The gear is keyed (profile keyway) midway between the b
SECTION 8 KEYS AND COUPLINGS
FLAT AND SQUARE KEYS
DESIGN PROBLEMS
521.
A 2-in. shaft, of cold-drawn AISI 1137, has a pulley keyed to it. (a) Compute the length of square
key and the length of flat key such that a key made of cold-drawn C1020 has the same
FLUID MECHANICS
- a science that deals with the study of fluid either at
rest or in motion
FLUIDS
- substance that has no permanent shape , have
always the tendency to flow
Branches of Fluid Mechanics:
1. HYDROSTATICS
- deals with the study of fluid at re
Applications of Derivatives — Related Rates Problems
Steps for Solving Related Rates Problems
A. Read the problem carefully and identify all the quantities that are changing (either
increasing or decreasing).
B. Use appropriate variables to represent the
Multimedia Element Video
VIDEO the recording, reproducing or broadcasting of
moving visual images.
Importance & Effectivity :
Effectively conveys information.
Multiple Senses are involved to enhance learning.
Both action and narration can be used to
de
Evaluating Rational Expressions
To evaluate a rational expression means to
find the numerical value given a specified
value of the variable.
(Steps at
the back)
cfw_ x|x -3, 7
x-7= 0
x= 7
(x+3)(x-7) = 0
if x = 6 and y = 4
Solution:
x - 4x 21 = 0
5(x-2)
x
REVIEWER (SOLID MESURATION)
1. A regular triangular pyramid all of whose four faces are equilateral triangle is often called a
A. Octahedron
C. Tetrahedron
B. Polyhedron
D. Trihedron
2. The height, radius and slant height of a right circular cone form
A.
Loan Amortization Schedule
http:/www.vertex42.com/ExcelTemplates/loan-amortization-schedule.html
Loan Information
Loan Amount
Annual Interest Rate
Term of Loan in Years
First Payment Date
Payment Frequency
Compound Period
Payment Type
Rounding
Monthly Pay
12
Unit II
ELECTRONICS IN A VACUUM
WILLIAM CROOKES MAGICAL TUBES
In 1880, three years before Edison invented the incandescent lamp, Crookes watched a strange
occurrence while air was gradually being pumped out from a long glass tube. Electricity was being
1
Unit I
INTRODUCTION TO ELECTRONICS
The label electrical may be attached to any instrument, appliance, machine, or interconnected devices in which
electricity is necessary for its operation. They contain resistors, capacitors, and inductors.
http:/www.as
Hand-Outs in Diesel Engine Power Plant
SOURCE: http:/fetweb.ju.edu.jo/staff/me/jyamin/Power%20Plant/Diesel%20Power%20Plant.pdf
FOR STUDENTS IN POWER PLANT ENGINEERING
Compiled By: Prof. Rogelio A. Antenor, MSME, MEM
Diesel Electric Power Plants
23.1. Intr
HAND-OUTS IN VARIABLE LOAD
PROBLEM
FOR STUDENTS IN POWER PLANT ENGINEERING
Compiled By: Prof. Rogelio A. Antenor, MSME, MEM
Load Curves and Selection of Generating Units
Because demand is continuously varying and power cannot be stored, the power output o
What are the three types of Geography?
Geography is the science that studies the lands, the features, the inhabitants, and the
phenomena of the Earth. It is commonly divided into three branches:
I.
Physical geography: nature and the effects it has on peop
The History of Atomic
Structure
AKA: The old, dead guy parade!
CA State Standards: 1h and 1i
Democritus (460 - 370 BC)
Was the first person to come
up with the idea of atom
Believed that all matter was
composed of indivisible
particles he called ATOMS
Was
Parts of Compressor
Piston type Compressor
Cylinder - In small compressors the cylinder is
made by directly boring into the main body of the
compressor, which is usually made up of cast iron.
Piston - The piston performs upwards and
downwards motion ins
COMPRESSOR
What is compressor?
It is a refrigerant gas pump in
which the evaporator supplies
gaseous refrigerant at a low
pressure and increases it to a
greater pressure.
Two Components of a
Compressor
the power source
the compressing mechanism
Types of C
CHAPTER 8
1. Calculate the specific volume of an air-vapor mixture in cubic meters per kilogram of dry air at the
following conditions t = 32 C , W = 0.016 kg kg , pt = 100 kPa .
Solution:
0.622p s
W=
pt ps
0.622ps
0.016 =
100 ps
ps = 2.508 kPa
pa = pt ps
CHAPTER 4
1. In an ammonia refrigeration system, the capacity is 210 kW at a temperature of 20 C. The vapor
from the evaporator is pumped by one compressor to the condensing pressure of 1431 kPa. Later,
the system was revised to a two-stage compression op
CHAPTER 2
1. An ammonia vapor refrigeration cycle operates at an evaporator temperature of 16 C and a
condensing temperature of 32 C. Determine the coefficient of performance (a) for an ideal
saturation cycle, (b) for wet compression with saturated vapor
CHAPTER 5
1. A two-stage cascade refrigeration system uses ammonia as the working substance. The evaporator is at 35
C and the high-pressure condenser is at 1514.2 kPa. The cascade condenser is a direct contact type. The
refrigeration load is 90 tons. Det
CHAPTER 6
1. An open air refrigeration system carries a load of 35 kW with a suction pressure of 103 kPa and a
discharge pressure of 690 kPa. The temperature leaving the refrigerator is 5 C and that leaving the
cooler is 30 C. The compression is polytropi
CHAPTER 7
1. There are removed 3.06 m3/s of vapor from the water evaporator of a vacuum refrigeration system;
the warm water enters the evaporator at 18 C and chilled water leaves at 10 C; make-up water
enters at 29 C. Determine the refrigerating capacity
CHAPTER 3
1. A Freon 12 refrigeration system, with a 10-TR capacity and a coefficient of performance of 3.23,
operates with a condenser pressure of 984.5 kPa and an evaporator pressure of 150.8 kPa. The
temperature entering and leaving the compressor are
CHAPTER 1
1. A reversed Carnot cycle is used for refrigeration and rejects 1,000 kW of heat at 340 K while
receiving heat at 250 K. Determine (a) the COP, (b) the power required, and (c) the refrigerating
effect.
Solution:
Th = 340 K , Tc = 250 K
&
QR = 1
Chapter 12
Combustion
12.1 COMBUSTION EQUATIONS
Let us begin our review of this particular variety of chemical-reaction equations by considering the
combustion of propane in a pure oxygen environment. The chemical reaction is represented by
C,H,
+ 50,
+
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