Science loads Flashcards

(20 cards)

1
Q

What is the definition of a load in science?

A

A load is a force or weight that is applied to a structure or material.

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2
Q

True or False: Loads can only be static.

A

False

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3
Q

Fill in the blank: The unit of measurement for load in the International System of Units (SI) is the _____.

A

Newton

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4
Q

What are the two main types of loads?

A

Static loads and dynamic loads.

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5
Q

Multiple Choice: Which of the following is an example of a dynamic load? A) A standing building B) A moving vehicle C) A pile of bricks

A

B) A moving vehicle

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6
Q

What is a static load?

A

A load that is applied slowly and remains constant over time.

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7
Q

True or False: Loads can be classified into live loads and dead loads.

A

True

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8
Q

Fill in the blank: A _____ load is a permanent load that is always present on a structure.

A

dead

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9
Q

What is a live load?

A

A load that can change over time, such as people or furniture in a building.

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10
Q

Multiple Choice: Which load is typically considered in the design of bridges? A) Dead load B) Live load C) Both A and B

A

C) Both A and B

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11
Q

What does the term ‘load factor’ refer to?

A

The ratio of the maximum load to the expected load.

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12
Q

True or False: Shear loads act parallel to the surface of a material.

A

True

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13
Q

Fill in the blank: _____ loads are those that act perpendicular to the surface of a material.

A

Normal

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14
Q

What is the significance of understanding loads in engineering?

A

It is crucial for ensuring the safety and stability of structures.

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15
Q

Multiple Choice: Which type of load is most likely to cause buckling in columns? A) Tension load B) Compression load C) Shear load

A

B) Compression load

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16
Q

What is a torsional load?

A

A load that causes twisting of a material or structure.

17
Q

True or False: Load distribution is important in structural engineering.

18
Q

Fill in the blank: The _____ of a load refers to how it is spread over a surface.

19
Q

What is the difference between point loads and distributed loads?

A

Point loads are concentrated at a single point, while distributed loads are spread over an area.

20
Q

Multiple Choice: Which load type is more challenging to analyze in structural design? A) Point load B) Distributed load C) Both are equally challenging

A

B) Distributed load