GATE 2025 Question Paper Mechanical Engineering (ME)

GATE
2025
Question Paper | Answer Key
Graduate Aptitude Test in Engineering
(GATE) is a prestigious national-level exam
that assesses candidates for
comprehensive understanding in various
undergraduate-level subjects in
Engineering, Technology, Science,
Architecture, and Humanities.

General Aptitude
Q.1 – Q.5 Carry ONE mark Each

Q.1 Fish : Shoal :: Lion : _______

Select the correct option to complete the analogy.

(A) Pride

(B) School

(C) Forest

(D) Series

Page 1 of 41

Q.2 Identify the grammatically correct sentence:

(A) It is I who am responsible for this fiasco.

(B) It is myself who is responsible for this fiasco.

(C) It is I who is responsible for this fiasco.

(D) It is I who are responsible for this fiasco.

Page 2 of 41

Q.3 Two cars, P and Q, start from a point X in India at 10 AM. Car P travels North with
a speed of 25 km/h and car Q travels East with a speed of 30 km/h. Car P travels
continuously but car Q stops for some time after travelling for one hour. If both the
cars are at the same distance from X at 11:30 AM, for how long (in minutes) did
car Q stop?

(A) 10

(B) 12

(C) 15

(D) 18

Page 3 of 41

Q.4 The ceiling function of a real number 𝑥, denoted by 𝑐𝑒(𝑥), is defined as the smallest
integer that is greater than or equal to 𝑥. Similarly, the floor function, denoted by
𝑓𝑙(𝑥), is defined as the largest integer that is smaller than or equal to 𝑥. Which one
of the following statements is NOT correct for all possible values of 𝑥?

(A) 𝑐𝑒(𝑥) ≥ 𝑥

(B) 𝑓𝑙(𝑥) ≤ 𝑥

(C) 𝑐𝑒(𝑥) ≥ 𝑓𝑙(𝑥)

(D) 𝑓𝑙(𝑥) < 𝑐𝑒(𝑥)

Page 4 of 41

Q.5 P and Q play chess frequently against each other. Of these matches, P has won 80%
of the matches, drawn 15% of the matches and lost 5% of the matches.

If they play 3 more matches, what is the probability of P winning exactly 2 of these
3 matches?

(A) 48
125

(B) 16
125

(C) 16
25

(D) 25
48

Page 5 of 41

Q.6 – Q.10 Carry TWO marks Each

Q.6 Identify the option that has the most appropriate sequence such that a coherent
paragraph is formed:

P. At once, without thinking much, people rushed towards the city in hordes
with the sole aim of grabbing as much gold as they could.

Q. However, little did they realize about the impending hardships they would
have to face on their way to the city: miles of mud, unfriendly forests,
hungry beasts and inimical local lords – all of which would reduce their
chances of getting gold to almost zero.

R. All of them thought that easily they could lay their hands on gold and
become wealthy overnight.

S. About a hundred years ago, the news that gold had been discovered in Kolar
spread like wildfire and the whole State was in raptures.

(A) P→Q→R→S

(B) Q→S→R→P

(C) S→Q→P→R

(D) S→P→R→Q

Page 6 of 41

Q.7 If HIDE and CAGE are coded as 19-23-7-11 and 5-2-17-11 respectively, then what
is the code for HIGH?

(A) 5-17-1-2

(B) 17-19-13-17

(C) 13-3-1-2

(D) 19-23-17-19

Page 7 of 41

Q.8 The given figure is reflected about the horizontal dashed line and then rotated
clockwise by 90° about an axis perpendicular to the plane of the figure.

Which one of the following options correctly shows the resultant figure?

Note: The figures shown are representative.

(A)

(B)

(C)

(D)

Page 8 of 41

Q.9 Which one of the following options has the correct sequence of objects arranged in
the increasing number of mirror lines (lines of symmetry)?

(A) Circle; Square; Equilateral triangle; Isosceles triangle

(B) Isosceles triangle; Equilateral triangle; Square; Circle

(C) Equilateral triangle; Isosceles triangle; Square; Circle

(D) Isosceles triangle; Square; Equilateral triangle; Circle

Q.10 A final year student appears for placement interview in two companies, S and T.
Based on her interview performance, she estimates the probability of receiving job
offers from companies S and T to be 0.8 and 0.6, respectively. Let 𝑝 be the
probability that she receives job offers from both the companies. Select the most
appropriate option.

(A) 0 ≤ 𝑝 ≤ 0.2

(B) 0.4 ≤ 𝑝 ≤ 0.6

(C) 0.2 ≤ 𝑝 ≤ 0.4

(D) 0.6 ≤ 𝑝 ≤ 1.0

Page 9 of 41

Q.11 – Q.35 Carry ONE mark Each

Q.11 Let A and B be real symmetric matrices of same size. Which one of the following
options is correct?

(A) AT = A-1

(B) AB = BA

(C) (AB)T = BTAT

(D) A = A-1

Q.12 For the differential equation given below, which one of the following options is
correct?

𝜕2𝑢 𝜕2𝑢
+ 𝜕𝑦 2 = 0 0 ≤ 𝑥 ≤ 1, 0 ≤ 𝑦 ≤ 1
𝜕𝑥 2

(A) 𝑢 = 𝑒 𝑥+𝑦 is a solution for all x and y

(B) 𝑢 = 𝑒 𝑥 sin 𝑦 is a solution for all x and y

(C) 𝑢 = sin 𝑥 sin 𝑦 is a solution for all x and y

(D) 𝑢 = cos 𝑥 cos 𝑦 is a solution for all x and y

Page 10 of 41

Q.13 The divergence of the curl of a vector field is

(A) the magnitude of this vector field

(B) the argument of this vector field

(C) the magnitude of the curl of this vector field

(D) zero

Q.14 If two unbiased coins are tossed, then what is the probability of having at least one
head?

(A) 0.25

(B) 0.5

(C) 0.675

(D) 0.75

Page 11 of 41

Q.15 Let a spherical block of ice at –7 oC be exposed to atmospheric air at 30 oC with
the gravitational direction as shown in the figure below. What will be the overall
direction of air flow in this situation?

(A) Upward

(B) Downward

(C) NO motion

(D) Sideward

Page 12 of 41

Q. 16 Consider two identical tanks with a bottom hole of diameter d. One tank is filled
with water and the other tank is filled with engine oil. The height of the fluid
column h is same in both the cases. The fluid exit velocity in the two tanks are 𝑉1
and 𝑉2 . Neglecting all losses, which one of the following options is correct?

(A) 𝑉2 > 𝑉1

(B) 𝑉2 = 𝑉1

(C) 𝑉2 < 𝑉1

(D) Insufficient data to definitively conclude the relationship between 𝑉1 and 𝑉2

Page 13 of 41

Q. 17 In a laboratory experiment using a scaled down model to measure scour at a bridge
pier, the Froude number is important. The ratio of the prototype length to the model
length is 100. If the velocity of the model is 1 m s-1, the velocity (in m s-1) of the
prototype is

(A) 0.1

(B) 1

(C) 10

(D) 100

Page 14 of 41

Q.18 Air inside a rigid, thermally-insulated tank undergoes stirring as shown in the figure
below. Which one of the following options is correct?

(A) The enthalpy of the air increases while the entropy of the air remains constant

(B) Both the enthalpy and the entropy of the air remain constant

(C) Both the enthalpy and the entropy of the air increase

(D) The enthalpy of the air decreases while the entropy of the air increases

Q.19 In a psychrometric chart, one axis represents dry-bulb temperature. The axis, that
is perpendicular to the dry-bulb temperature axis, represents

(A) wet-bulb temperature

(B) specific humidity

(C) relative humidity

(D) enthalpy

Page 15 of 41

Q.20 Among the following surface hardening processes, steel is heated to the lowest
temperature in

(A) carburizing

(B) cyaniding

(C) nitriding

(D) carbonitriding

Q.21 The welding process commonly used for fabricating tailor-welded blanks of
dissimilar thickness for automotive applications is

(A) gas welding

(B) laser welding

(C) arc welding

(D) friction welding

Page 16 of 41

Q.22 The yield stress of a metal in uniaxial tension is 200 MPa. According to von Mises
yield criterion, the yield stress (in MPa) of the metal in pure shear is closest to

(A) 115.5

(B) 100.0

(C) 66.7

(D) 141.4

Q.23 In computer aided design (CAD), solid models can be constructed using

(A) boundary representation (B-rep)

(B) Bezier curves

(C) B-splines

(D) nonuniform rational B-splines (NURBS)

Page 17 of 41

Q.24 Ceramics and glass are machined by

(A) electric discharge machining

(B) ultrasonic machining

(C) electrochemical machining

(D) transferred arc plasma machining

Q.25 +0.030 +0.020
When assembled, the hole 30+0.000 mm and shaft 30−0.020 mm will result in

(A) loose fit

(B) interference fit

(C) transition fit

(D) clearance fit

Page 18 of 41

Q.26 A rigid circular disc of radius 𝑟 (in m) is rolling without slipping on a flat surface
as shown in the figure below. The angular velocity of the disc is  (in rad s-1). The
velocities (in m s-1) at points 𝑂 and 𝐴, respectively, are

(A) 𝑟 𝑖̂ and 0 𝑖̂

(B) − 𝑟 𝑖̂ and 0 𝑖̂

(C) − 𝑟 𝑖̂ and − 𝑟 𝑖̂

(D) 𝑟 𝑖̂ and 𝑟 𝑖̂

Page 19 of 41

Q.27 A truss structure is loaded as shown in the figure below. Among the options given,
which member in the truss is a zero-force member?

(A) BD

(B) BC

(C) BA

(D) AD

Page 20 of 41

Q.28 A metallic square plate is subjected to a uniform hydrostatic pressure (P). Choose
the correct Mohr’s circle representing the state of stress at any point in the plate
from the options given below.

For the Mohr’s circle, normal stress is positive towards right and shear stress is
positive in the upward direction.

(A)

(B)

(C)

(D)

Page 21 of 41

Q.29 In the context of balancing of rotating and reciprocating masses, which one of the
following options is true?

(A) An unbalanced rigid rotor can be completely balanced using a single balancing
mass

(B) An unbalanced rigid rotor can be completely balanced using two balancing masses
attached in two distinct planes

(C) A single-cylinder internal combustion engine can be completely balanced using a
single balancing mass

(D) A single-cylinder internal combustion engine can be completely balanced using
two balancing masses

Q.30 A shaft carries a helical spur gear. Which one of the following bearings can NOT
be used to support it?

(A) Angular contact bearing

(B) Double-row ball bearing

(C) Straight roller bearing

(D) Tapered roller bearing

Page 22 of 41

Q.31 The values of a function 𝑓 obtained for different values of x are shown in the table
below.

x 0 0.25 0.5 0.75 1.0

𝑓(x) 0.9 2.0 1.5 1.8 0.4

Using Simpson’s one-third rule,
1
∫0 𝑓(𝑥) 𝑑𝑥  ______ (rounded off to 2 decimal places).

Q.32 The thermal efficiency of an ideal air-standard Otto cycle is 0.5. The value of
specific heat ratio of air is 1.4. The compression ratio of the cycle is
______________ (rounded off to 1 decimal place).

Q.33 During a welding operation, thermal power of 2500 W is incident normally on a
metallic surface. As shown in the figure below (figure is NOT to scale), the heated
area is circular. Out of the incident power, 85% of the power is absorbed within a
circle of radius 5 mm while 65% is absorbed within an inner concentric circle of
radius 3 mm. The power density in the shaded area is _________ W mm-2 (rounded
off to 2 decimal places).

Page 23 of 41

Q.34 A liquid metal is poured in a mold cavity of size 200 mm × 200 mm × 200 mm.
The cooling is uniform in all directions with NO additional compensation for
shrinkage. Considering the volumetric shrinkage during solidification and solid
contraction as 7% and 8%, respectively, the length of the cube edge after cooling
down to the room temperature is _______ mm (rounded off to 1 decimal place).

Q.35 A block of mass 1 kg connected to a spring of stiffness 10 N m−1 is operating in a
viscous medium such that the damping ratio (or damping factor) is equal to the ratio
of the damped frequency to the natural frequency. The magnitude of the damping
ratio for this system is ________ (rounded off to 2 decimal places).

Page 24 of 41

Q.36 – Q.65 Carry TWO marks Each

Q.36 In the closed interval [0, 3], the minimum value of the function 𝑓 given below is

𝑓(𝑥) = 2𝑥 3 − 9𝑥 2 + 12𝑥

(A) 0

(B) 4

(C) 5

(D) 9

Q.37 Considering the actual demand and the forecast for a product given in the table
below, the mean forecast error and the mean absolute deviation, respectively, are

Period 1 2 3 4 5 6 7 8 9 10

Actual demand 425 415 420 430 427 418 422 416 426 421

Forecast 427 422 416 422 423 420 419 418 430 415

(A) 0.8 and 42.0

(B) 0.8 and 4.2

(C) 8.0 and 42.0

(D) 8.0 and 4.2

Page 25 of 41

Q.38 Match the mold elements in the casting process with the most suitable function

Mold element Function

P Blind riser I Casting with internal cavity

Q Chill II Molten metal reservoir

R Skim bob III Nucleating agent

S Core IV Assisting in faster heat removal from melt

T Insulating sleeve V Removal of impurities

U Inoculant VI Increasing the solidification time

(A) P-II, Q-IV, R-V, S-I, T-VI, U-III

(B) P-II, Q-V, R-VI, S-I, T-III, U-IV

(C) P-V, Q-I, R-VI, S-III, T-II, U-IV

(D) P-II, Q-IV, R-I, S-V, T-VI, U-III

Page 26 of 41

Q.39 Wire drawing operation is performed on a perfectly plastic metal without any strain
hardening. Assuming no friction and no redundant work, the maximum possible
percentage reduction in area in a single pass is closest to

(A) 51.2

(B) 63.2

(C) 75.0

(D) 93.2

Page 27 of 41

Q.40 In relation to additive manufacturing, match the following

Process Layer creation Material
technique

P Stereolithography 1 Injection of I Paper
powder stream

Q Fused deposition 2 Extrusion of II Epoxy
modeling melted polymer

R Laminated object 3 Liquid layer III Titanium
manufacturing curing

S Laser-engineered 4 Sheet material IV Acrylonitrile butadiene
net shaping deposition styrene (ABS)

(A) P-3-III, Q-1-IV, R-4-I, S-2-II

(B) P-3-II, Q-2-IV, R-4-I, S-1-III

(C) P-4-III, Q-2-IV, R-1-II, S-3-I

(D) P-3-II, Q-2-IV, R-1-I, S-4-III

Page 28 of 41

Q.41 A plate of 30 mm thickness is fed through a rolling mill with two powered rolls.
Each roll has a diameter of 500 mm. The plate thickness is to be reduced to 27 mm
in a single pass. Assume no change in width. The process feasibility and the
maximum draft (in mm) can be represented, respectively, as

Use the coefficient of friction as 0.12

(A) feasible and 3.6

(B) NOT feasible and 2.6

(C) feasible and 3.0

(D) NOT feasible and 6.0

Page 29 of 41

Q.42 The system shown in the figure below consists of a cantilever beam (with flexural
rigidity 𝐸𝐼 and negligible mass), a spring (with spring constant 𝐾 and negligible
mass) and a block of mass 𝑚. Assuming a lumped parameter model for the system,
the fundamental natural frequency (𝜔𝑛 ) of the system is

(A) 3𝐸𝐼
√ 𝐿3 + 𝐾
𝑚

(B) 𝐸𝐼
√ 𝐿3 + 𝐾
𝑚

(C) 3𝐸𝐼
√ 𝐿3 + 𝐾
2𝑚

(D) 𝐸𝐼
√ 𝐿3 + 𝐾
2𝑚

Page 30 of 41

Q.43 The endurance limit of a specific grade of steel is same as its yield strength. The
ultimate strength of this grade of steel is twice of its yield strength. A component
made of this steel is loaded in tension and unloaded periodically. It is required that
the component does NOT fail for at least 106 loading cycles, as per the Soderberg
law. Considering a factor of safety of 2, the maximum applied tensile principal
stress is

(A) one-fourth of the endurance limit

(B) half of the endurance limit

(C) the endurance limit

(D) twice the endurance limit

Q.44 For a fully-developed pipe flow, which of the following options is/are correct?

(A) For the same maximum velocity, the average velocity is higher in the turbulent
regime than that of the laminar regime

(B) Compressibility effects are important if Mach number is less than 0.3

(C) For laminar flow, the friction factor is independent of surface roughness

(D) For laminar flow, friction factor decreases with decrease in Reynolds number

Page 31 of 41

Q.45 If 𝐶 is the unit circle in the complex plane with its center at the origin, then the value
of 𝑛 in the equation given below is __________ (rounded off to 1 decimal place).

𝑧3
∮ 2 2
𝑑𝑧 = 2 𝜋 𝑖 𝑛
𝐶 (𝑧 + 4) (𝑧 − 4)

Q.46 The directional derivative of the function 𝑓 given below at the point (1, 0) in the
1
direction of 2 (𝑖̂ + √3 𝑗̂) is ____________ (rounded off to 1 decimal place).

𝑓(𝑥, 𝑦) = 𝑥 2 + 𝑥𝑦 2

Q.47 Let 𝑦 be the solution of the differential equation with the initial conditions given
below. If 𝑦(𝑥 = 2) = 𝐴 ln 2, then the value of 𝐴 is ____________ (rounded off to
2 decimal places).

𝑑2𝑦 𝑑𝑦 𝑑𝑦
𝑥2 2
+ 3𝑥 +𝑦 =0 𝑦(𝑥 = 1) = 0 (𝑥 = 1) = 1
𝑑𝑥 𝑑𝑥 𝑑𝑥

Page 32 of 41

Q.48 Consider a cylindrical furnace of 5 m diameter and 5 m length with bottom, top and
curved surfaces maintained at uniform temperatures of 800 K, 1500 K and 500 K,
respectively. The view factor between the bottom and top surfaces, F12 is 0.2. The
magnitude of net radiation heat transfer rate between the bottom surface and the
curved surface is _____________ kW (rounded off to 1 decimal place).

All surfaces of the furnace can be assumed as black.

The Stefan-Boltzmann constant, 𝜎 = 5.67 × 10-8 W m-2 K-4.

Page 33 of 41

Q.49 A pitot tube connected to a U-tube mercury manometer measures the speed of air
flowing in the wind tunnel as shown in the figure below. The density of air is 1.23
kg m-3 while the density of water is 1000 kg m-3. For the manometer reading of ℎ =
30 mm of mercury, the speed of air in the wind tunnel is _____________ m s-1
(rounded off to 1 decimal place).

Assume: Specific gravity of mercury =13.6

Acceleration due to gravity = 10 m s-2

Q. 50 Consider a velocity field 𝑉 ⃗ = 3𝑧 𝑖̂ + 0 𝑗̂ + 𝐶𝑥 ̂𝑘 , where C is a constant. If the flow
is irrotational, the value of C is _________ (rounded off to 1 decimal place).

Page 34 of 41

Q. 51 Water enters a tube of diameter, D = 60 mm with mass flow rate of 0.01 kg s-1 as
shown in the figure below. The inlet mean temperature is Tm,i = 293 K and the
uniform heat flux at the surface of the tube is 2000 W m-2. For the exit mean
temperature of Tm,o = 353 K, the length of the tube, L is ________m (rounded off to
1 decimal place).

Use the specific heat of water as 4181 J kg-1 K-1.

Q. 52 A thermal power plant is running with no reheat or regeneration. The specific
enthalpy and specific entropy of steam at the turbine inlet are 3344 kJ kg-1 and 6.5
kJ kg-1 K-1, respectively. The turbine isentropic efficiency is 0.9, and the mass flow
rate of steam at the turbine inlet is 102 kg s-1. The turbine power output is
_____________ MW (rounded off to 1 decimal place).

Properties of saturated liquid and saturated vapor at turbine exit pressure

Saturated liquid water Saturated water vapor

Specific enthalpy Specific entropy Specific enthalpy Specific entropy
(kJ kg-1) (kJ kg-1 K-1) (kJ kg-1) (kJ kg-1 K-1)

341 1.1 2645 7.6

Page 35 of 41

Q. 53 Consider a Pelton wheel of 1 m diameter. The magnitude of relative velocity of
water at the bucket inlet is same as the magnitude of relative velocity of water at
the bucket exit. The absolute speed of water at the bucket inlet is 125.66 m s-1. For
maximum power output from the Pelton wheel, the rpm of the Pelton wheel is
__________________ (rounded off to 1 decimal place).

Q. 54 A thermodynamically closed system contains 1 kg of hydrogen. The system
undergoes a reversible polytropic process with polytropic index 1.3. The work
output during the process is 400 kJ. During the process, hydrogen behaves as an
ideal gas with constant specific heats. The absolute value of heat transfer during the
process is ____________ kJ (rounded off to 1 decimal place).

Specific heat of hydrogen at constant pressure = 14.56 kJ kg-1 K-1

Specific heat of hydrogen at constant volume = 10.4 kJ kg-1 K-1

Q. 55 A heat pump, operating in reversed Carnot cycle, maintains a steady air temperature
of 300 K inside an auditorium. The heat pump receives heat from the ambient air.
The ambient air temperature is 280 K. Heat loss from the auditorium is 15 kW. The
power consumption of the heat pump is ____ kW (rounded off to 2 decimal places).

Page 36 of 41

Q.56 The state of stress at a point is shown in the figure given below. Under plane stress
assumption, the normal strain along the thickness direction (εzz ) is ____________
(rounded off to 2 decimal places).

Use the Young’s Modulus E = 200 GPa and Poisson’s ratio ν = 0.27.

Q.57 A simply supported beam of length 1 m is subjected to a uniformly distributed
bending moment of 1 N m per m throughout the length as shown in the figure given
below. The bending moment at the mid-point of the beam is _____N m (rounded
off to the nearest integer).

Page 37 of 41

Q.58 An isotropic brittle material is tested in the universal testing machine. The stress-
strain diagram for the material shows a bi-linear elastic behavior as shown in the
figure given below. The strain energy density is ________ MJ m-3 (rounded off to
2 decimal places).

Q.59 A pair of spur gears is required to maintain a velocity ratio of 1:2. The module of
the gears is 10 mm and the addendum is 10 mm. If the operating pressure angle is
15°, the minimum number of teeth required on the pinion to ensure NO
interference/undercutting is ____ (answer in integer).

Page 38 of 41

Q.60 An offset slider-crank mechanism is shown in the figure below. The length of the
stroke of the slider is ______ mm (rounded off to nearest integer).

Q.61 Two plates of thickness 10 mm each are to be joined by a transverse fillet weld on
one side and the resulting structure is loaded as shown in the figure below.

If the ultimate tensile strength of the weld material is 150 MPa and the factor of
safety to be used is 3, the minimum length of the weld required to ensure that the
weld does NOT fail is ______ mm (rounded off to 2 decimal places).

Page 39 of 41

Q.62 Two metal parts (a cylinder and a cube) of same volume are cast under identical
conditions. The diameter of the cylinder is equal to its height. The ratio of the
solidification time of the cube to that of the cylinder is________ (rounded off to 2
decimal places).

Assume that solidification time follows Chvorinov’s rule with an exponent of 2.

Q.63 Cylindrical workpieces of diameter 60 mm and length 400 mm are machined on a
lathe at a cutting speed of 25 m min-1 and a feed of 0.2 mm rev-1. The Taylor’s tool
life parameters 𝐶 and 𝑛 for this setup are 75 and 0.25, respectively. The tool
changing time is 3 minutes. With a labor and overhead cost of ₹ 5 per minute, the
tool changing cost per piece is ₹ _______ (rounded off to 2 decimal places).

Q.64 A company uses 3000 units of a part annually. The units are priced as given in the
table below. It costs ₹ 150 to place an order. Carrying costs are 40 percent of the
purchase price per unit on an annual basis. The minimum total annual cost is ₹
_______ (rounded off to 1 decimal place).

Order quantity Unit price (₹)

1 to 499 9.0

500 to 999 8.5

1000 or more 8.0

Page 40 of 41

Q.65 A project involves eight activities with the precedence relationship and duration as
shown in the table below. The slack for the activity D is _____ hours (answer in
integer).

Activity Immediate predecessor Duration (hours)

A - 4

B A 8

C A 5

D B 2

E B 7

F C 6

G D 3

H E, F, G 9

Page 41 of 41

Entrance Exams
Agricultural Entrance Exams
Architecture Entrance Exam
Arts and Humanities Entrance Exams
Commerce Entrance Examinations
Common Entrance Examinations
Computer Application Entrance Exams
Design Entrance Exams
Education Entrance Exams
Engineering Entrance Exams
Hotel Management Entrance Exams
Law Entrance Exams
MBA Entrance Exams
Media & Journalism Entrance Exams
Medical Entrance Exams
Nursing Entrance Exams
Pharmacy Entrance Exams
Science Entrance Exams
Diploma & Polytechnic
Lateral Entry