A 25-W Soldering Iron Runs on 110 V Dc $0.0020 \Omega$

question 63

Multiple Choice

A 25-W soldering iron runs on 110 V dc. What is its resistance?

• A) \(0.0020 \Omega\)
• B) \(2.8 \mathrm { k } \Omega\)
• C) \(0.48 \mathrm { k } \Omega\)
• D) \(4.4 \Omega\)

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Definitions:

Embryonic Disk

Point in the inner cell mass at which the embryo begins to be formed.

Ectoderm

Outermost of the three germ layers of an embryo.

Mesoderm

The middle layer of an embryo in early development, which gives rise to muscles, bones, and the circulatory system.

Tooth

A tooth is a hard, calcified structure in the jaws of many vertebrates, used for cutting, crushing, or grinding food.