Mechanical Engineering Questions
Explore questions in the Mechanical Engineering category that you can ask Spark.E!
In flight, the forward motion of the aircraft produces an increase in intake air pressure known as the _____.
Older engine installations may have ____ retrofitted in order to reduce noise to acceptable levels.
Cooling air passing through porous high temperature materical is known as _____ cooling.
Nearly all of the cooling air for a turbine engine must be passed ____ the engine.
A ____ tail pipe is used on most subsonic aircraft.
A thrust reverser system can provide about ____% of the total braking force under normal conditions.
When turbine engines are calibrated on a test stand, a ___ inlet is typically installed.
In a ______________ duct, air velocity decreases and air pressure increases.
Turboprop exhaust gases provide ____ additional thrust.
Explain what is required on the inlet of the engine of a helicopter during its operations
What type of exhaust duct is used on supersonic airframes?
The aircraft is cruising at 30,000 feet.The P&W engine is operating at a constant RPM.The anti-ice is activated. Flight deck engine EPR indication would indicate the system is operating properly by:
The inlet for a turbofan and turbojet are similar in design.The turbofan engine discharges only a portion of its air into the engine, the remainder passes through the ________________.
List the three speed modes a supersonic inlet ducts are designed to operate:
What shape inlet duct is utilized on a supersonic aircraft?
In a _____ duct air velocity decreases and air pressure _____.
High Bypass turbojets frequently use only ____ stream air for reverse thrust.
A turbofan thrust reverser system can provide about _________% of the total braking forcer under normal conditions.
Helicopter operations may require the use of a ____ on the inlet of the engine.
Unmixed exhaust turbofan engines may have both ____________ and _________________ reversers