List of top Questions asked in Tamil Nadu Common Entrance Test

When a nozzle is said to be over expanded?
Shear flow has the same units as
For which of these applications is the turbo shaft engine most suited?
When airfoil thickness decreases, the critical Mach number
Specific impulse of a rocket
Axisymmetric problems involving axisymmetric loading and solids of revolution can be conveniently formulated with the following element type.
What is the purpose of a fuel injection system in the combustor?
What is the center pressure if the lift coefficient and lift curve slope of an aerofoil of percentage camber 0.6 are 1.02 and 2, respectively?
The combustion in a gas turbine is a
The concept of erosive burning in solid rocket propellant operation pertains to
The critical mass flow rate through a converging-diverging nozzle
The deflection of the free end of a cantilever beam subjected to a concentrated load at its mid span is given by:
The free stream Mach number for which the entire flow around the body is subsonic is called
The function \( y = A \left(1 - \cos\left(\frac{2\pi x}{L}\right)\right) \) is an allowed approximate function for a
If a laminate consists of pairs of layers with identical thickness and elastic properties, but with orientation of +θ and -θ with respect to the laminate reference axis, then the laminate is called as
The laminar flame speed in a combustion chamber of a jet engine is
The lifting flow over circular cylinder is obtained by the combination of
A turbojet powered aircraft is suitable for which of the following type of applications?
Characteristic velocity of a rocket engine is equal to
If there is no change in static enthalpy and static pressure across a rotor, then the turbo-machine is called
A closely coiled helical spring has a stiffness of 8N/mm. If it extends by 5 mm, the energy absorbed is
If two shafts of same length, one of which is hollow, transmit equal torque and have equal maximum shear stress, then they should have equal
AB = 40 cm while BC = 30 cm. Areas A and C are equal to 8 \( \text{cm}^2 \) while areas B and D are 6 \( \text{cm}^2 \). The given section is subject to \( M_x = 100 \text{kNm} \) and \( M_y = 40 \text{kNm} \). Find an expression for the bending stress. Assume that the webs are ineffective in bending.
The physical principle used for the derivation of momentum equation is
The ratio of modulus of rigidity to bulk modulus for a Poisson's ratio of 0.25 would be: