List of top Mechanical Engineering Questions asked in Telangana State Post Graduate Engineering Common Entrance Test

Liquid is flowing through two pipes having the same dimensions and same material. If the ratio of velocities are 2:3, with all other factors remaining same, the ratio of loss of head due to friction is
A rectangular block with density of 720 kg/m$^3$ floats in fluid having the relative density of 0.8. What percentage of block will remain exposed?
A fountain has to be designed to raise water to a height of 20 m from the ground level. What would be the speed of water and pressure to be applied by taking g = 10 m/s$^2$?
For a rotational flow, the ratio of normal velocity vector to the angular velocity vector is
The velocity distribution in the boundary layer for the turbulent flow over the plate generally follows the law
A fully developed laminar viscous flow through a circular tube has the ratio of maximum velocity to average velocity as
Water is flowing through the non-uniform horizontal pipe. The speed and pressure respectively at the extreme narrow cross section of the pipe would be
The deflection of a spring with 20 active turns for the specified load is 10 mm. If the same spring is cut into two halves and connected parallel and applied the same load, then the deflection would be
A bicycle and rider have a combined mass of 100 kg traveling at 12 km/hr on a level road. A brake is applied to the rear wheel which has 800 mm in diameter. The pressure on the brake is 80 N and the coefficient of friction is 0.05. The distance covered by the bicycle before it comes to rest will be approximately equal to
In hydrodynamic journal bearing, if the clearance ratio is halved then the Sommer field number 'S' and the coefficient of friction '$ \mu $' will change as
While designing the gears, the Lewis equation is generally used for finding out the following stress?
A welded joint has '$ l $' mm length and '$ t $' mm thickness fillet carries a steady load of 'F' N along the weld. Then the maximum shear stress induced in the weld in terms of N/mm$ ^2 $ will be
What is the failure theory to be considered for the loading of aluminum components under steady load conditions?
The endurance limit for the carburized machine components is high because
A free damped vibrating system consists of a mass of 200 kg and a spring of stiffness 40 N/mm. If the damping factor is 0.22, the time in which the system would settle down 10$^\text{1/50}$th of its initial deflection will be:
If the damping factor of the vibrating system is considered as unity, then the type of system is said to be
In a slider crank mechanism for $ \frac{l}{4} $ ratio of 4, the percentage of stroke converted by the piston corresponding to 90° movement of the crank from top dead center is
The total reaction on the ground when wheels of the vehicle are subjected to the gyroscopic couple and the centrifugal force while negotiating the curve is
The point on the cam at which the pressure is maximum is known as:
For the specified flywheel design, the variation of the engine speed is from 210 rad/s to 190 rad/s. During the cycle process, the change in kinetic energy is found to be 400 N-m, then the moment of inertia of the flywheel in kg-m² is:
During the design of a gear, if the higher-pressure angle is chosen, then the gear has:
In the analysis of torsional vibrations of the shaft, the node of the shaft is characterized by the:
In the case of balancing problems pertaining to locomotives, the resultant unbalanced force is minimum when:
A simply supported beam of length 'L' having the flexural rigidity of 'EI', subjected to a uniformly distributed load of 'w'. Then the maximum bending moment and maximum deflection are
Based on flexural point, a beam can be considered as strongest due to: