Electrical T1

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The maximum resistance of any bonding strap cannot be exceeded by?

.003

The maximum resistance of a ground point cannot be exceeded by?

.005 ohms

A 500 ohm, 5% resister for oils have a resistance value of

475 to 525 ohms

A resistor marked with the color bands BLUE, ORANGE, GOLD, and GOLD would have resistance of

6.3 ohms +_ 5%

A resistor marked with color bands, gray, green, gold, and silver would have the resistance of?

8.5 ohms +_ 10%

What is another name for a parallel circuit

A current divider circuit

The minimum requirement for a complete electrical circuit is?

A power source, a load, and a current path

What is another name for a series circuit?

A voltage divider circuit

Which of the following will affect the life of a magnet

A.C

What does an electrical relay do?

Allows you to control a large current with a small current from another circuit

An exceptionally good permanent magnet can be manufactured with which of the following?

Cobalt, aluminum, nickel, and iron ALNICO

Deviation is defined as

Compass error due to magnetic flux lines from the aircrafts electrical system

Resistance of a conductor will increase with which of the following changes to the cross sectional area and length of a conductor?

Cross sectionals area is decreased, length is decreased

What electrical value is constant in a series circuit?

Current

What subatomic particle has a negative charge and a small mass

Electron

Which of the following describes electron flow theory

Electrons moving from negative to positive

Bar magnets should be stored in which of the following manners?

In pairs with north and south poles together

In any D.C. Circuit, current and resistances are

Inversely proportional

Residual magnetism is

Magnetism which remains in the core of an electromagnet after the operating circuit has been opened

What is the name given to one line of flux?

Maxwell

A substance with an excess of electrons is considered to be in what electrical state?

Negative

Resistors are rated in

Ohms and power (W)

Phantom resistance, used in figuring complex circuits are what?

Only exist mathematically etc

What electrical quantity adds in all types of circuits, series, parallel, and complex

Power in watts

When two resistances are in series what is true?

Resistance goes up, current is equal through each, voltage will drop at each R, and add up V

What are the best to worst conductor materials in order?

Silver, copper, gold, aluminum

A magnetic shield or screen used to protect a delicate instrument should be made of which of the following materials?

Soft iron

The definition of permeability would relate to which of the following?

The ability of a material to allow lines of flux to travel through it, unnapposed

Which component in a series circuit will drop the most voltage

The component with the greatest resistance value

Which component in a parallel circuit will have the most current flow

The component with the smallest resistance value

What is the main differenve between conductors , semi conductors, and insulators

The number of free valence electrons

According to kirchhoffs voltage law for series circuits, which is true?

The sum of all voltage drops will be equal to the applied or total voltage

What electrical value is constant in a parallel circuit?

Voltage

What are the three quantities in joules law for power

Voltage, current and power in watts

What are the three quantities in ohms law

Voltage, current and resistance

Which of the following terms has the same meaning as "difference of potential"

Voltage, electromotive force

What is one function of an electrical solenoid?

When operating correctly, the core will move when activated

What would the resistance value of a carbon resistor marked with a red, green, and yellow band be?

250,000 ohms +- 50,000 ohms

When two resistances are in parallel, what is true?

The voltage across both resistances is always the same

How do "like" and "unlike charges react to one another according to the fundamental law of electrostatics

Unlike charges attract each other, like charges repel each other


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