Materials Handling

Question 1

it is a piece of material handling equipment that transports
materials from one location to another.

Answer 1

comveyors

Question 2

it is useful in transporting heavy and bulky materials

Answer 2

conveyors

Question 3

it allows quick and efficient transportation of wide variety of materials in materials handling and packaging industries

Answer 3

conveyors

Question 4

transport of materials within short distances not
exceeding 10 ft. and only when the quantity does not exceed 4 or 5 tons

Answer 4

unassisted manpower

Question 5

transport of materials within a 200 ft. radius or more

Answer 5

assisted manpower

Question 6

Power driven machines for materials handling, such as conveyors, are used

Answer 6

assisted manpower

Question 7

5 design considerations of conveyor systems

Answer 7

1. Capacity
2. Length of travel
3. Characteristics of materials to be transported
4. Life expectancy
5. Cost

Question 8

4 types of conveyors

Answer 8

1. Flight conveyor
2. Screw conveyor
3. Bucket elevators
4. Belt conveyor

Question 11

these conveyors have scrapers, or flights, that are mounted at intervals perpendicular to the direction of travel on endless powerdriven chains

Answer 11

flight conveyors

Question 12

these conveyors are used to transport bulk materials such as sawdust, sand, gravel, and coal

Answer 12

flight conveyors

Question 13

these conveyors consist of a tube or U-shaped stationary trough through which a helix mounted on a shaft revolves to push materials forward in a horizontal or inclined direction

Answer 13

screw conveyors

Question 14

these are the most common type of conveyors used in industries

Answer 14

screw conveyors

Question 15

coefficients for ashes, coal, and grain?

Answer 15

4, 2.5, 1.3

Question 16

these are the most commonly used in transportation of bulk materials of grain, salt, coal, ore, sand

Answer 16

belt conveyors

Question 17

The power requirement calculation for belt conveyors is dependent on three components:

Answer 17

1. The power requirement of the belt conveyor alone (empty).
2. The power required to transport the material (without considering the belt).
3. The power requirement for change in elevation or for lifting materials.

Question 18

these are the simplest and most dependable units for making
vertical lifts

Answer 18

bucket elevators

Question 19

At the end of this conveyor, the buckets are discharged with the aid of gravity
and centrifugal force

Answer 19

bucket elevators