Mechanical Linkages
Mechanical Linkages 2
Mechanical Principles
Machining Processes
Machine Tooling
170
Friction is a force that ______ the direction of motion. a. aids b. parallels c. helps d. opposes
Friction is a force that ______ the direction of motion. d. opposes
170
A linkage is a system of _____ attached together to transmit energy from one point to another. a. cams b. bars c. turnbuckles d. planes
A linkage is a system of _____ attached together to transmit energy from one point to another. b. bars
170
A Mechanism refers to _______. a. machine components only b. only components in a drive system c. both parts -or- a complete machine d. only a complete machine
A Mechanism refers to _______. c. both parts -or- a complete machine
170
The 3 major steps of manufacturing are: a. cutting, drilling, milling b. get natural resources, produce industrial materials, make finished products c. primary, secondary, finishing d. mechanical, electrical, chemical
The 3 major steps of manufacturing are: b. get natural resources, produce industrial materials, make finished products
170
Engineers sometimes use a ______ to measure angles in a drawing. a. ruler b. protractor c. French curve d. compass
Engineers sometimes use a ______ to measure angles in a drawing. b. protractor
300
An application that takes advantages of high and low amounts of friction is _____. a. ice skater b. belt sander c. automobile brake d. axle grease
An application that takes advantages of high and low amounts of friction is _____. b. belt sander
300
A windshield wiper is an example of a(n) _______. a. single rocker linkage b. double rocker linkage c. three bar linkage d. crank rocker linkage
A windshield wiper is an example of a(n) _______. b. double rocker linkage
300
Which is NOT one of the 6 mechanism safety rules? a. use your left hand to operate the motor switch b. remove the back cover of the panel c. keep your work area safe and clean d. do not remove the fuse cover
Which is NOT one of the 6 mechanism safety rules? b. remove the back cover of the panel
300
Which of the following is not used as a machining operation? a. sawing b. drilling c. turning d. slicing
Which of the following is not used as a machining operation? d. slicing
300
The size of a drill is usually stamped on its ________. a. lands b. flutes c. margins d. shank
The size of a drill is usually stamped on its ________. d. shank
700
Static friction is also called ___________. a. momential friction b. kinetic friction c. starting friction d. rolling friction
Static friction is also called ___________. c. starting friction
700
A ______ linkage changes rotary motion into reciprocating (back and forth) motion. a. slider crank b. double rocker c. crank rocker d. double crank
A ______ linkage changes rotary motion into reciprocating (back and forth) motion. a. slider crank
700
The metric system expresses force in _____. a. lb-f b. newtons c. newtons per gram d. pounds
The metric system expresses force in _____. b. newtons
700
A machine that uses a computer to control its cutter or table is a ____. a. CLT b. CNC c. NCC d. CNN
A machine that uses a computer to control its cutter or table is a ____. b. CNC
700
A tool should be wiped clean ________. a. weekly b. after each use c. during use d. never
A tool should be wiped clean ________. b. after each use
1200
Coefficient of friction is the ____________ of friction between 2 objects. a. amount b. type c. force d. opposite
Coefficient of friction is the ____________ of friction between 2 objects. a. amount
1200
A double rocker is a type of _______ linkage. a. two bar b. three bar c. four bar d. slider rocker
A double rocker is a type of _______ linkage. c. four bar
1200
Mass is the ___________. a. amount of material in an object b. weight of the object c. size of an object d. volume of the object
Mass is the ___________. a. amount of material in an object
1200
During the cutting action, the tool tip _____ the metal until it exceeds its fracture point. a. shears b. melts c. deforms d. slices
During the cutting action, the tool tip _____ the metal until it exceeds its fracture point. c. deforms
1200
Which is not a commonly used oil for creating cutting fluid. a. mineral b. animal c. motor d. vegetable
Which is not a commonly used oil for creating cutting fluid. c. motor
1300
What is the measurement for the coefficient of friction?
What is the measurement for the coefficient of friction? It has no unit
1300
A cam is a wheel that, when combined with a cam follower, produces a __________ motion.
A cam is a wheel that, when combined with a cam follower, produces a __________ motion. Reciprocating
1300
The three common types of mechanisms are levers, ______, and inclined planes.
The three common types of mechanisms are levers, ______, and inclined planes. Wheels
1300
When a cutting tool provides unacceptable results, it should be ______________.
When a cutting tool provides unacceptable results, it should be ______________. Sharpened
1300
During the drilling of a hole, the drill is raised up to.....
During the drilling of a hole, the drill is raised up to..... Clear the chips from the hole
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