Synchros Flashcards

1
Q

When a ship turns from hard port to hard starboard or vice verse what is that called?

A

Rudder Rate

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2
Q

What are the 2 types of damping?

A

Electrical and Mechanical, electrical is more used

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3
Q

What are the only 2 leads that can be switched for opposite direction?

A

S1 and S3

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4
Q

When a ship turns from hard port to hard starboard or vice verse what is that called?

A

Rudder Rate

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5
Q

What are the 2 types of damping?

A

Electrical and Mechanical, electrical is more used

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6
Q

______ volts is the max voltage induced into any one stator coil

A

52 volts

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7
Q

If a synchro is reading 180° difference what 2 leads are reversed?

A

R1 and R2

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8
Q

Synchros are used primarily for the _________ and _________ transmission of information between equipment and stations?

A

Rapid and accurate

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9
Q

What’s the difference between a torque and a control synchro?

A

Torque synchros are used for light loads, control are used to move heavy loads.

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10
Q

What are the 2 types of synchros?

A

Torque and control

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11
Q

On the Synchro schematic symbol what indicates the angular displacement of the rotor?

A

The position of the arrow

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12
Q

What are the 2 parts of a synchro?

A

Rotor and stator

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13
Q

What unit of measurement is used when referring to the torque of a synchro transmitter?

A

Ounce-inches

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14
Q

Never hook a 400 HZ up to a 60 HZ voltage, it will burn out the synchro

A

No answer, just a reminder!

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15
Q

A synchro resembles a small electrical motor in size and appearance and operates like a _______?

A

Variable transformer

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16
Q

What principle is a synchro based upon?

A

Electromagnetic induction

17
Q

What determines the type of synchro to be used in a system?

A

The type of load placed on the synchro

18
Q

Military standard synchros are designed to operate at _____ volts AC and _____ volts DC?

A

115/26

19
Q

_____ volts is predominately used on synchros for shipboard use?

A

115VAC

20
Q

What is the most accurate way of zeroing out a synchro?

A

AC voltmeter method

21
Q

What’s the fastest method of zeroing out synchros, typically on TR because the shaft is free to turn?

A

Electrical lock method

22
Q

With a properly zeroed synchro what should you read between S1 and S2 with your voltmeter?

A

0 volts

23
Q

How many categories of synchros are there?

A

Two

24
Q

Synchro construction can be described as what 2 parts.

A

Stator and Rotor

25
Q

What components ma up a single torque synchro system?

A

A torque transmitter (TX) and a torque receiver (TR)