An Optic Fiber Is Made of Clear Plastic with Index

question 21

Multiple Choice

An optic fiber is made of clear plastic with index of refraction of 1.50,surrounded by air.For what angles of incidence θ will light remain within the plastic fiber?

• A) θ ≥ 21.1°
• B) θ < 38.3°
• C) θ > 38.3°
• D) θ < 41.8°
• E) θ > 41.8°

Know the correct electrolyte mixture and specific gravity for a fully charged lead-acid battery.

Recognize the consequences of overcharging and undercharging batteries.

Comprehend basic maintenance and safety procedures for lead-acid batteries.

Understand the principles behind galvanic devices and how they apply to batteries.

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Definitions:

Spelling

The activity of correctly sequencing the letters that form a word.

Relies

Depends on or trusts in someone or something.

Spelling

The process or activity of writing or naming the letters of a word in correct sequence.

Potatoes

Tubers of the plant Solanum tuberosum, widely consumed worldwide as a vegetable or starch source.