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Video Test Week 10

Puntaje:
20

Following _____ during drilling operations will help eliminate accidents, loss of time, and materials. Listed below clothing away from turning tools.

A

sharpening twist drills

B

safety procedures

C

lubrication

D

precheck

E

special Care

A drilling machine, called a drill press, is used _____ into or through metal, wood, or other materials.

A

to cut squares

B

to cut paper

C

to cut wool

D

to cut plastic

E

to cut holes

_____: If machines are operated under extremely dusty conditions. operate at the slowest speeds to avoid rapid abrasive wear on the moving parts and lubricate the machines more often.

A

Sharpening Twist Drills

B

safety procedures

C

Special care

D

Lubrication

E

Precheck

Drill press operators _____ how to set up the work, set speed and feed, and provide for coolant to get an acceptable finished product.

A

must not get

B

must ignore

C

must miss

D

must not know

E

must know

_______ is important in the care of drilling machines because of the heat and friction generated by the moving parts.

A

Precheck

B

Safety procedures

C

Lubrication

D

Sharpening Twist Drills

E

Special Care

An ___________________ absorbs the heat by evaporating the refrigerating liquid.

A

evaporator

B

natural refrigerant

C

expansion system

D

synthetic refrigerant

E

condenser

___________________ is the mixture of condenser, ventilating motor and compressor.

A

mini condenser

B

condensing units

C

remote condenser

D

evaporative condenser

E

wheel condenser

HFCs, HCFCs and CFCs are examples of _______________ refrigerants.

A

natural

B

synthetic

C

water

D

fire

E

oil

Ammoniac, Carbon Dioxide and Hydrocarbons are examples of ________________ refrigerants.

A

air

B

fuel

C

natural

D

water

E

oil

GWP means _________________________.

A

Global Water Part

B

Ground Water Problem

C

Global Water Park

D

Global Warming Potentia

E

Global Wanted Problem

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