Engineering High School

2. An arc welding machine which consists of a dc rectifier and an
alternator is a(n)
machine.
A. positive-voltage
B. direct current
C. ac/dc
D. alternating current
E. None of the above.

Answers

Answer 1

An arc welding machine which consists of a dc rectifier and an alternator is an ac/dc machine. The correct option is C.

What is an arc welding machine?

An arc welding machine is a metal-fusing device. An electrode in the machine generates an electrical arc, which melts metal or supplies filler into a joint between two pieces of metal.

Arc welding machines use a lot of energy to reach temperatures of up to 3,600 degree Celsius, which is needed to fuse metals.

An ac/dc machine is an arc welding machine that consists of a dc rectifier and an alternator.

Thus, the correct option is C.

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Related Questions

multiple choice
What is the idea behind form following function?

A good design is based on the imitation of organic life.

A good design is based on how the object or structure will be used.

A good design is based on what looks the most visually appealing.

A good design is based on how quickly the object or structure can be created.

Answers

The idea behind form following function is: B. A good design is based on how the object or structure will be used.

What is form?

Form can be defined as an element of art and it has three-dimensions, height width and depth, and are usually enclosed in space.

This ultimately implies that, height (length), width (breadth) and depth are the three dimensional parameters that makes up a form. Also, form as a principle of design, an element of art, and media can either be geometric or free-form.

Generally speaking, the function of a physical object refers to what it can be used to do such as proffering a solution to a specific problem.

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Answers

Answer:

The term "penny" used with nails was a measurement, originally in England, meaning price per 100.

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Answers

Answer:

An animal doctors are professionally trained people to take care of the animals

Explanation:

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Answers

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Answers

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Answers

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