MIT Shop Video 3 Quiz Survey

1. Cut or drilled metals and hard plastics may have burrs or jagged edges that should be

Cut or drilled metals and hard plastics may have burrs or jagged edges that should be removed with a deburring tool.

removed with a file.

removed with a sander.

all of the above

2. When using a stationary belt sander, one should

When using a stationary belt sander, one should support the material being sanded on the nonmoving bed.

move the the material being sanded back and forth along the bed while making contact with the belt.

never hold material against the belt with the trailing edge and fingers down away from the belt.

all of the above

3. When sanding edges at surface intersections on a thin piece of material, one should

When sanding edges at surface intersections on a thin piece of material, one should hold it up and away from the bed with the trailing end of the material down and away from the belt.

hold it on the bed with the trailing end of the material up and away from the belt.

hold it with the trailing end resting on the bed and the other end angled up in contact with the belt.

hold it up and away from the bed with the trailing end of the material up and away from the belt.

4. The main reason that dust created from sanding operations should be frequently and properly cleaned up is

The main reason that dust created from sanding operations should be frequently and properly cleaned up is that the dust may get on workers clothes and cause laundry problems.

that dust creates a dirty machine and less aesthetic appearnace in a shop.

that the dust is harder to clean up after 'piling up' over a long period.

that the dust may cause lung or skin irritations to workers in the shop.

5. What is the primary use of a stationary grinder?

What is the primary use of a stationary grinder? to remove burrs in soft materials

to sharpen very hard steels used in drill bits and machining tools

to sand soft materials

to remove excess material

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1.

1. Cut or drilled metals and hard plastics may have burrs or jagged edges that should be

2. When using a stationary belt sander, one should

3. When sanding edges at surface intersections on a thin piece of material, one should

4. The main reason that dust created from sanding operations should be frequently and properly cleaned up is

5. What is the primary use of a stationary grinder?

MIT Shop Video 3 Quiz
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