M15c14

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通報

問題一覧

A common type of electrically operated oil temperature gauge utilizes:

Wheatstone bridge and DC Ratio meter circuits.

Resistance thermometers is:

a platinum or nickel wire temperature sensor

Alumel Thermocouple leads are colour coded:

GREEN

EGT Thermocouple are usually identified by cable sleeve or insulation which is coloured

green for Alumel and white for Chrome

A DC Ratiometer works on the principle of:

current ratio within a moving coil instrument

To what is the phonic wheel Fitted, in a Pulse Probe RPM measuring system?

to shaft of the system it is monitoring.

How is Oil Quantity Measured in a modern high bypass engine?

using a floating magnet in a Ladder rack.

What is a vibration systems made of:

piezoelectric discs

Exhaust gas temperature ( EGT) is monitored by measuring:

voltage generated by thermocouple

Torque measurement is taken from the:

reduction gearbox

In the oil pressure switch the purpose of the transmitter is to:

provide the low oil pressure Information and oil system monitoring

The fuel flow indicator system uses a:

transmitter to send a signal to an indicator in the cockpit

The primary purpose of the tachometer is to:

monitor engine RPM

For gauging on a High Bypass turbine engine, there are two systems on common use:

Engine Pressure Ratio and fan RPM

Engine Speed is indicated as

percentage of RPM

For measuring Engine Speed There are two systems in common use:

Tacho-generator and Phonic wheel

Engine pressure ratio (EPR) is

the ratio between the exhaust pressure and the engine intake pressure

Thermocouple are constructed from two:

conductors of any different metals

Thermocouple indicator is connected to the:

cold junction

Thermocouple indicator is basically a

millivoltmeter

Non-electrical measurements are normally done by measuring the expansion of:

thermocouples

EGT thermocouple are usually made of

Chromel and Alumel.

What power supply is required a for Thermocouple system to work

There is no power supply.

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