List of top Aerospace Engineering Questions asked in TS PGECET

The main thermodynamic cycle used in a turbojet engine is

In an axial compressor, the change in angular momentum of air through the rotor is directly related to

A convergent-divergent nozzle is used in jet engines to

A turbofan engine has a high bypass ratio, meaning most of the air flows through the bypass duct instead of the core. The engine manufacturer claims this design "improves fuel efficiency and reduces noise". Which of the following statements reflects the best critical evaluation of this claim?

In a ramjet engine, the air compression takes place by

A man is sitting inside a house during the winter season. The main mode of heat transfer from the man's body to the surroundings is

In a jet engine's combustion chamber, detonation refers to

Which of the following sequences correctly represents the flow of air in a basic turbojet engine?

Which of the following statement about Airy's stress function \(\phi(x,y)\) is correct?

In an under damped single degree of freedom system, the ratio of the first peak amplitude to the seventh peak amplitude is \[ \frac{x_1}{x_7}=64. \] Then, the ratio of two successive peak amplitudes is

Let \(A\) be a square matrix. Which of the following statement about eigenvectors is correct?

The natural frequency of a simple spring-mass system with static deflection \(9.81\ \text{cm}\) is

In the context of mechanical vibrations, static coupling refers to

Which specific flight load acts like a 'hammer blow' to the wing structure, momentarily increasing the angle of attack and lift?

Which material property is most important for the web of a Wagner Beam?

In a Semi-Monocoque wing undergoing upward bending, which of the following is true regarding the wing skins?

The standard shear flow formula \[ q=\frac{VQ}{I} \] is not applicable to thick-walled sections. The primary reason is

A symmetrical section subjected to a load inclined to its principal axis will produce

Which structural design philosophy allows the outer skin of an aircraft to carry a significant portion of the load?

According to Bredt--Batho theory, shear flow in a thin-walled closed section under torsion is

For a thin-walled C-channel, why does a load applied at the centroid produce twisting?

On a principal plane, the relationship between the stress components is such that

According to Rankine's failure theory, failure occurs when

A plane truss has \(10\) joints. For it to be a perfect truss, the number of members must be

According to Tresca theory, yielding begins when