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AS113-4H-Basic Electricity II-A1-MC(Basics) > Jeppensen Section C > Flashcards

Jeppensen Section C Flashcards

1
Q
  1. A battery is a device which changes _______ energy to ______ energy
A

Chemical,
Electrical

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2
Q
  1. A primary cell _____ (can or cannot be recharged.
A

Cannot

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3
Q
  1. The most commonly used storage battery in light aircraft is the ______ battery.
A

Lead-Acid

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4
Q
  1. The active material on the positive plate of a fully charged lead-acid battery is _______
A

Lead Peroxide

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5
Q
  1. The active material on the negative plate of a fully charged lead-acid battery is _______
A

Spongy Lead

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6
Q
  1. The electrolyte of a lead-acid battery is made up of ________ and water.
A

Sulfuric Acid

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7
Q
  1. When a lead-acid battery is discharged, the active material on both positive and negative plates is converted to ________
A

Lead Sulfate

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8
Q
  1. The specific gravity of a fully charged lead-acid battery is approximately _______
A

1.275

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9
Q
  1. The open circuit voltage of a lead-acid battery is approximately ______ volts.
A

2.1

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10
Q
  1. The capacity of a battery is its ability to produce a given amount of ______ (voltage or current) for a specified time.
A

Current

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11
Q
  1. The ampere-hour capacity of a lead-acid battery is determined by:
    a.
    b.
    c.
    d.
A

Amount of active material
Area of the plates
Amount of electrolyte
Temperature

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12
Q
  1. The five-minute discharge rate of a lead-acid battery gives ______ (more or less) ampere-hours than the five-hour rate?
A

Less

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13
Q
  1. Spilled electrolyte from a lead-acid battery may be neutralized using a solution of _______ and water.
A

Baking Soda

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14
Q
  1. When removing a battery from an aircraft, you should remove the _______ (positive or negative) lead first.
A

Negative

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15
Q
  1. When installing a battery in an aircraft, you should connect the ______ (positive or negative) lead first.
A

Positive

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16
Q
  1. The constant _______ (current or voltage) charging method is the most effective method for charging aircraft batteries.
A

Current

17
Q
  1. The generating system in an aircraft utilizes the constant ______ (current or voltage) method to charge a battery
A

Voltage

18
Q
  1. A nickel-cadmium battery can maintain a nearly constant ______ (voltage or current) until it is almost totally discharged.
A

Voltage

19
Q
  1. High charging currents in nickel-cadmium batteries may cause a breakdown of the cellophane-like cel separator material, resulting in a condition known as _______ or ______
A

Vicious Cycling
Thermal

20
Q
  1. Nickel-cadmium battery installations are required to have ________ monitoring equipment.
A

Temperature

21
Q
  1. Both the positive and negative plates of a nickel-cadmium cell are made of powered nickel plaque. fused to a nickel screen..
    a. The positive plates are impregnated with ______ hydroxide.
    b. The negative plates are impregnated with ______ hydroxide.
A

Nickel
Cadmium

22
Q
  1. The electrolyte for a nickel-cadmium battery is _______ _______ and water.
A

Potassium Hydroxide

23
Q
  1. The specific gravity of the electrolyte in a nickel-cadmium battery ______ the state of charge of the battery changes (does or does not) change as
A

Does Not

24
Q
  1. The electrolyte level of a nickel-cadmium battery is _______ (highest or lowest) immediately after the battery charge is completed.
A

Highest

25
Q
  1. The white powder that forms on the top of a nickel-cadmium battery that has been in service is _______ ________ ______ ________.
A

Potassium Carbonate

26
Q
  1. During the service of a nickel-cadmium battery, the electrical leakage between the cells and the case should be checked using a ______.
A

Miliammeter

27
Q
  1. If water is added to any cell of a nickel-cadmium battery, the amount and location of the cell should be recorded in the _______ ______ ______
A

Battery Service Record

28
Q

28, If the capacity of a nickel-cadmium battery is less than it should be, or if there is an indication that some of ______ ______.

A

Deep Cycled

AS113-4H-Basic Electricity II-A1-MC(Basics) (10 decks)

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