List of top Questions asked in AP ECET ME- 2025

The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water is known as .
For Parson’s reaction turbine, degree of reaction is .
Which of the following steam turbine is NOT compounded?
For a steam nozzle, if $p_1$ = Inlet pressure; $p_2$ = Exit Pressure and n = Index of isentropic expansion, the mass flow rate per unit area is maximum, when $\frac{p_2}{p_1}$ is equal to:
The device used to protect the boiler when the water level falls below a minimum level, is called:
Which of the following boiler is a horizontal double fire tube boiler?
In Mollier chart, an isentropic process is represented by a line.
The process of superheating of steam is always carried at constant .
A hydraulic actuator works on which of the following law?
In a single acting reciprocating pump (hydraulic), work saved in friction due to fitting of air vessel is:
Which of the following hydraulic turbine is known as mixed flow turbine?
In order to have maximum power from a Pelton turbine, the bucket speed must be
A jet of water coming out of a nozzle with a velocity of 20 m/s strikes a hinged plate at the centre. Nozzle area is $2 \times 10^{-3}$ m$^2$; density of water is 1000 kg/m$^3$. If the angle of the swing of the plate from the vertical is $30^\circ$, then the weight of the plate is:
In flow through pipes, according to Darcy-Weisbach formula the loss of head due to friction is proportional to , Where, V = Mean velocity of flow.
If the flow of an incompressible fluid is irrotational as well as steady, then it is known as:
If the surface tension at the soap bubble-air interface is 0.09 N/m; then what is the internal pressure in a soap bubble of 24 mm diameter?
Units of Kinematic Viscosity is:
Which of the following Jet Propulsion System does not contain compressor and turbine?
The air standard efficiency of closed gas turbine cycle is given by: Where r = Pressure ratio for compression and turbine; and $\gamma$ = Isentropic index of air.
Which of the air compressors, is NOT a rotary type compressor?
In a single stage reciprocating air compressor, the work done on air to compress it from suction pressure to delivery pressure will be minimum, when the compression is:
Which of the following device is used to measure the speed of Internal Combustion Engine?
In four stroke internal combustion engine, the period during which both inlet and exhaust valves remain open, is called:
The ratio of brake power to indicated power of an internal combustion engine is called:
For the given same compression ratio and the same heat input the air standard efficiency of otto, diesel and dual combustion cycles are in the order of: