- The tool material that operates most effectively at the highest temperature is:
Your answer:
cast alloy.
carbon tool steel.
high speed tool steel.
carbide.
- If a reamer cuts oversize and leaves a bellmouthed shape at the beginning of the hole, these problems are due to improper
Your answer:
speeds and feeds.
lubrication.
alignment of the work piece and the tool.
choice of type of reamer.
- As applied to gaging, the term accuracy means the
Your answer:
closeness with which a value fits a true size.
minimum change in value that an instrument can readily detect.
ability to give repeatable readings for a specific dimension.
ability to detect minor variations that are beyond normal detection capabilities.
- The setup cost is $13.79 and the basic manufacturing cost is $0.81 per part. If 300 parts are to be run in lots of 5 parts, the net cost is:
Your answer:
$4.35 each.
$1.42 each.
$3.56 each.
$0.87 each.
- It takes one minute to polish and buff a work piece. The parts may be tumbled to obtain satisfactory results. Loading and unloading the barrel takes 15 minutes. Labor and overhead rate is $6.oo per hour. Tumbling time is 4 hours at $1.50 per hour. For what number of pieces is the cost the same by either method?
Your answer:
25
5
50
75
- The intentional desired difference between mating parts is:
Your answer:
limits or tolerance.
tolerance or allowance.
limits or interference.
allowance or interference.
- If the failure rate of an instrument is 0.002 per hour, the mean time between failures will be:
Your answer:
50 hours.
500 hours.
1000 hours.
2 hours.
- An unrestricted work piece is free to move in any direction. How many planes of movement must be restricted to completely secure a workpiece?
Your answer:
6
8
10
12
- Locating can be divided into three very broad categories, which are:
Your answer:
radial, irregular, and concentric.
plane, irregular, and radial.
concentric, plane, and radial.
irregular, concentric, and plane.
- Programmable Logic Controllers (PLCs) are best applied in a manufacturing machining environment when
Your answer:
a non-linear measurement control is desired.
a quick multi-tasking simultaneous controlling interpreter computer is desired.
an inexpensive operator replacement is desired.
a Boolean type sequential control is desired.
- Which of the following planning tools would a project manager graphically depict a hierarchy of tasks and their sequence, duration, and resource allocation?
Your answer:
Gantt chart
Flow chart
Bubble diagram
PERT chart
- A keyboard is an input device.
Your answer:
TrueFalse
- A printer is an input device.
Your answer:
TrueFalse
- A monitor can only be an input device.
Your answer:
TrueFalse
- When a computer is turned off, its RAM is emptied of its contents.
Your answer:
TrueFalse
- 4 bits of computer memory form a Byte.
Your answer:
TrueFalse
- Nuts are generally turned clock-wise to tighten them onto a bolt.
Your answer:
TrueFalse
- Oil is a renewable resource.
Your answer:
TrueFalse
- Solar and Wind energy are renewable resources.
Your answer:
TrueFalse
- Isometric drawings show an object as if you were looking at it from an edge.
Your answer:
TrueFalse
- RAM stands for Random Access Memory and is temporary computer memory for applications and documents.
Your answer:
TrueFalse
- ROM stands for Ready On Memory and is permanently on to store all data.
Your answer:
TrueFalse