GO Mechanical
Login
Register
@
Dark Mode
Profile
Edit my Profile
Messages
My favorites
Register
Activity
Questions
Tags
Users
Ask
New Blog
Blogs
Exams
Dark Mode
Recent questions tagged gateme-2015-set3
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 9
Right triangle $PQR$ is to be constructed in $xy$-plane so that the right angle is at $P$ and line $PR$ is parallel to $x$-axis.The $x$ and $y$ coordinates of $P$, $Q$ and $R$ are to be integers that satisfies the inequalities: ... $6\leq y\leq 16$. How many different triangles could be constructed with these properties? $110$ $1100$ $9900$ $10000$
Arjun
asked
in
Quantitative Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-ability
geometry
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 8
In the given figure $Q$ is a right triangle, $PS:QS = 3:1$ $RT:QT = 5:2$ $PU:UR = 1:1$ If area of triangle $QTS$ is $20$ $cm^2$, then the area of triangle $PQR$ in $cm^2$ is_____
Arjun
asked
in
Quantitative Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
numerical-ability
geometry
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 7
Given below are two statements followed by two conclusions. Assuming these statements to be true, decide which one logically follows: Statements: No manager is a leader. All leaders are executives. Conclusions: No manager is an ... Only conclusion I follows Only conclusion II follows Neither conclusion I nor II follows Both conclusion I and II follows
Arjun
asked
in
Analytical Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
analytical-aptitude
logical-reasoning
statements-follow
1
answer
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 6
Select the option in place of underlined parts of sentence. Increased productivity necessary reflects greater efforts made by the employees. Increase in productivity necessary Increase productivity is necessary Increase in productivity necessarily No improvement required
Arjun
asked
in
Verbal Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
verbal-ability
english-grammar
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 5
Five teams have to compete in a league, with every team playing every other team exactly once, before going to the next round. How many matches will have to held to complete the league round of matches? $20$ $10$ $8$ $5$
Arjun
asked
in
Quantitative Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-ability
counting
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 10
A coin is tossed thrice. Let C be the event that head occurs in each of first two tosses. Let Y be the event that tails occurs in third toss. Let Z be the event that two tails occur in three tosses. Based on the above information, ... statement is TRUE? X and Y are not independent Y and Z are dependent Y and Z are independent X and Z are independent
Arjun
asked
in
Quantitative Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-ability
probability
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 4
Tanya is older than Eric. Cliff is older than Tanya. Eric is older than Cliff. If the first two statements are true ,then the third statement is : True False Uncertain Data insufficient
Arjun
asked
in
Analytical Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
analytical-aptitude
logical-reasoning
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 3
Choose the statement where underlined word is used correctly When the teacher eludes to different authors, he is being elusive. When the thief keeps eluding the police, he is being elusive. Matters that are difficult to understand, identify or remember are allusive. Mirages can be allusive, but a better way to express them is illusory.
Arjun
asked
in
Verbal Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
verbal-ability
english-grammar
1
answer
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 2
Fill the blank with the correct idiom/phrase. That boy from the town was ______________________ in the sleepy village. dog out of heard sheep from the heap fish out of water bird from the flock
Arjun
asked
in
Verbal Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
verbal-ability
english-grammar
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 1
Choose the appropriate word/phrase, out of the four options given below, to complete the following sentence: Apparent lifelessness _________ dormant life. harbours leads to supports affects
Arjun
asked
in
Verbal Aptitude
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
verbal-ability
most-appropriate-word
0
answers
0
votes
GATE2015-3-55
A mixture of ideal gases has the following composition by mass: $\begin{array}{|c|c|c|} \hline N_2 & O_2 & CO_2 \\ \hline 60\% & 30\% & 10 \% \\ \hline \end{array}$ If the universal gas constant is $8314 \: J/kmol-K$, the characteristic gas constant of the mixture (in $J/kg-K$) is ________
Arjun
asked
in
Thermodynamics
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
thermodynamics
behaviour-of-ideal-and-real-gases
fluid-mechanics-and-thermal-science
0
answers
0
votes
GATE2015-3-54
A brick wall $\left(k=0.9\displaystyle{\frac{W}{m.k}}\right)$ of thickness $0.18$ $m$ separates the warm air in a room from the cold ambient air. On a particular winter day, the outside air temperature is $−5^\circ C$ ... resistance of the air inside the room, the heat loss, in $\displaystyle{\frac{W}{m^2}}$, is $88$ $110$ $128$ $160$
Arjun
asked
in
Heat Transfer
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
fluid-mechanics-and-thermal-science
heat-transfer
0
answers
0
votes
GATE2015-3-51
For the linear programming problem: $\begin{array}{ll} \text{Maximize} & Z = 3X_1 + 2X_2 \\ \text{Subject to} &−2X_1 + 3X_2 \leq 9\\ & X_1 − 5 X_2 \geq −20 \\ & X_1, X_2 \geq 0 \end{array}$ The above problem has unbounded solution infeasible solution alternative optimum solution degenerate solution
Arjun
asked
in
Numerical Methods
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-methods
linear-programming
0
answers
0
votes
GATE2015-3-44
Laplace transform of the function $f(t)$ is given by $F(s)=L\begin{bmatrix} f(t) \end{bmatrix}=\int_{0}^{\infty }f(t)e^{-st}dt$ . Laplace transform of the function shown below is given by $\displaystyle{\frac{1-e^{-2s}}{s}} \\$ $\displaystyle{\frac{1-e^{-s}}{2s}} \\$ $\displaystyle{\frac{2-2e^{-s}}{s}} \\$ $\displaystyle{\frac{1-2e^{-s}}{s}}$
Arjun
asked
in
Differential Equations
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
differential-equations
laplace-transforms
0
answers
0
votes
GATE2015-3-43
Newton-Raphson method is used to find the roots of the equation, $x^3+3x^2+3x-1=0$. If the initial guess is $x_0=1$, then the value of $x$ after $2^{nd}$ iteration is ________
Arjun
asked
in
Numerical Methods
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
numerical-methods
newton-raphson-method
0
answers
0
votes
GATE2015-3-42
For a given matrix $P=\begin{bmatrix} 4+3i & -i\\ i & 4-3i \end{bmatrix}$, where $i=\sqrt{-1}$, the inverse of matrix $P$ is $P=\displaystyle{\frac{1}{24}}\begin{bmatrix} 4-3i & i\\ -i & 4+3i \end{bmatrix} \\$ ... $P=\displaystyle{\frac{1}{25}}\begin{bmatrix} 4+3i & -i\\ i & 4-3i \end{bmatrix} \\$
Arjun
asked
in
Linear Algebra
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
linear-algebra
matrices
0
answers
0
votes
GATE2015-3-53
One side of a wall is maintained at $400 \: K$ and the other at $300 \: K$. The rate of heat transfer through the wall is $1000 \: W$ and the surrounding temperature is $25^\circ C$. Assuming no generation of heat within the wall, the irreversibility (in $W$) due to heat transfer through the wall is ________
Arjun
asked
in
Heat Transfer
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
heat-transfer
0
answers
0
votes
GATE2015-3-52
Which of the following statements are TRUE, when the cavitation parameter $\sigma =0$? the local pressure is reduced to vapor pressure cavitation starts boiling of liquid starts cavitation stops (i), (ii) and (iv) only (ii) and (iii) only (i) and (iii) (i), (ii) and (iii)
Arjun
asked
in
Applications
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
fluid-mechanics-and-thermal-science
applications
vapour-and-gas-power-cycles
0
answers
0
votes
GATE2015-3-50
The dimensions of a cylindrical side riser (height = diameter) for a $25 \: cm \times 15 \: cm \times 5 \: cm$ steel casting are to be determined. For the tabulated shape factor values given below, the diameter of the riser (in $cm$ ...
Arjun
asked
in
Mechanics of Materials
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
thin-cylinders
mechanics-of-materials
applied-mechanics-and-design
0
answers
0
votes
GATE2015-3-49
A shaft of length $90 \: mm$ has a tapered portion of length $55 \: mm$. The diameter of the taper is $80 \: mm$ at one end and $65 \: mm$ at the other. If the taper is made by tailstock set over method, the taper angle and the set over respectively are $15^\circ 32′$ and $12.16 \: mm$ $18^\circ 32′$ and $15.66 \: mm$ $11^\circ 22′$ and $10.26 \: mm$ $10^\circ 32′$ and $14.46 \: mm$
Arjun
asked
in
Applied Mechanics and Design
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
applied-mechanics-and-design
mechanics-of-materials
torsion-of-circular-shafts
0
answers
0
votes
GATE2015-3-48
A cantilever bracket is bolted to a column using three M$12×1.75$ bolts P, Q and R. The value of maximum shear stress developed in the bolt P (in $MPa$) is ________
Arjun
asked
in
Applied Mechanics and Design
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
applied-mechanics-and-design
mechanics-of-materials
deflection-of-beams
0
answers
0
votes
GATE2015-3-47
The torque (in $N$-$m$) exerted on the crank shaft of a two stroke engine can be described as $T = 10000 + 1000 \sin(2θ) − 1200 \cos(2θ)$, where $θ$ is the crank angle as measured from inner dead center position. Assuming the resisting torque to be constant, the power (in $kW$) developed by the engine at $100$ $rpm$ is ________
Arjun
asked
in
Applications
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
applications
i.c-engines
0
answers
0
votes
GATE2015-3-46
For the overhanging beam shown in figure, the magnitude of maximum bending moment (in $kN$-$m$) is ________
Arjun
asked
in
Applied Mechanics and Design
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
applied-mechanics-and-design
mechanics-of-materials
deflection-of-beams
0
answers
0
votes
GATE2015-3-45
A bullet spins as the shot is fired from a gun. For this purpose, two helical slots as shown in the figure are cut in the barrel. Projections $A$ and $B$ on the bullet engage in each of the slots. Helical slots are such that one turn of helix is completed over a ... $m$. If velocity of bullet when it exits the barrel is $20$ $m/s$, its spinning speed in $rad/s$ is ________
Arjun
asked
in
Applications
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
velocity-diagrams
applications
fluid-mechanics-and-thermal-science
0
answers
0
votes
GATE2015-3-41
The value of $\int_{C}^{ }[(3x-8y^2)dx+(4y-6xy)dy]$, (where $C$ is the boundary of the region bounded by $x$ = $0$, $y$ = $0$ and $x+y$ = $1$) is ________
Arjun
asked
in
Calculus
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
calculus
initial-and-boundary-value-problems
0
answers
0
votes
GATE2015-3-40
A solid sphere $1$ of radius ‘$r$’ is placed inside a hollow, closed hemispherical surface $2$ of radius ‘$4r$’. The shape factor $F_{2-1}$ is $1/12$ $1/2$ $2$ $12$
Arjun
asked
in
Heat Transfer
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
view-factors
heat-transfer
fluid-mechanics-and-thermal-science
0
answers
0
votes
GATE2015-3-39
Air in a room is at $35^\circ C$ and $60 \%$ relative humidity (RH). The pressure in the room is $0.1 \: MPa$. The saturation pressure of water at $35^ \circ C$ is $5.63 kPa$. The humidity ratio of the air (in $gram/kg$ of dry air) is ________
Arjun
asked
in
Applications
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
applications
fluid-mechanics-and-thermal-science
0
answers
0
votes
GATE2015-3-38
Steam enters a turbine at $30$ bar, $300^\circ C \: (u = 2750 \: kJ/kg$, $h = 2993 \: kJ/kg)$ and exits the turbine as saturated liquid at $15 \: kPa \: (u = 225 \: kJ/kg$, $h = 226 \: kJ/kg)$. Heat loss to the ... $kJ/kg$ of steam) is ________
Arjun
asked
in
Applications
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
applications
turbomachinery
0
answers
0
votes
GATE2015-3-37
Refrigerant vapor enters into the compressor of a standard vapor compression cycle at −$10^\circ C \:(h = 402 \: kJ/kg)$ and leaves the compressor at $50^\circ C \: (h = 432 \: kJ/kg)$. It leaves the condenser at $30^\circ C \: (h = 237 \: kJ/kg)$. The COP of the cycle is ________
Arjun
asked
in
Applications
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
applications
refrigeration-and-air-conditioning
0
answers
0
votes
GATE2015-3-36
A Prandtl tube (Pitot-static tube with $C$=$1$) is used to measure the velocity of water. The differential manometer reading is $10$ $mm$ of liquid column with a relative density of $10$. Assuming $g$ = $9.8$ $m$/$s^2$, the velocity of water (in $m/s$) is ________
Arjun
asked
in
Fluid Mechanics
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
fluid-mechanics
0
answers
0
votes
GATE2015-3-35
In a CNC milling operation, the tool has to machine the circular arc from point $(20, 20)$ to $(10, 10)$ at sequence number $5$ of the CNC part program. If the center of the arc is at $(20, 10)$ ... R$10$ N $05$ G$90$ G$03$ X$20$ Y$20$ R$10$ N $05$ G$91$ G$02$ X$20$ Y$20$ R$10$
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
materials-manufacturing-and-industrial-engineering
computer-integrated-manufacturing
0
answers
0
votes
GATE2015-3-34
Orthogonal turning of a mild steel tube with a tool of rake angle $10^\circ $ is carried out at a feed of $0.14 mm/rev$. If the thickness of the chip produced is $0.28 mm$, the values of shear angle and shear strain will be respectively $28^\circ 20′$ and $2.19$ $22^\circ 20′$ and $3.53$ $24^\circ 30′$ and $4.19$ $37^\circ 20′$ and $5.19$
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
materials-manufacturing-and-industrial-engineering
machining-and-machine-tools-operations
0
answers
0
votes
GATE2015-3-33
The annual requirement of rivets at a ship manufacturing company is $2000 \: kg$. The rivets are supplied in units of $1 \: kg$ costing $Rs. 25$ each. If it costs $Rs. 100$ to place an order and the annual cost of carrying one unit is $9\%$ of its purchase cost, the cycle length of the order (in days) will be ________
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
materials-manufacturing-and-industrial-engineering
production-planning-and-control
materials-requirement-planning
0
answers
0
votes
GATE2015-3-32
Ratio of solidification time of a cylindrical casting (height = radius) to that of a cubic casting of side two times the height of cylindrical casting is ________
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
materials-manufacturing-and-industrial-engineering
casting-forming-and-joining-process
different-types-of-casting
0
answers
0
votes
GATE2015-3-31
In a rolling operation using rolls of diameter $500$ $mm$, if a $25$ $mm$ thick plate cannot be reduced to less than $20$ $mm$ in one pass, the coefficient of friction between the roll and the plate is ________
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
materials-manufacturing-and-industrial-engineering
casting-forming-and-joining-process
0
answers
0
votes
GATE2015-3-30
For ball bearings, the fatigue life $L$ measured in number of revolutions and the radial load $F$ are related by $FL^{1/3} = K$, where $K$ is a constant. It withstands a radial load of $2$ $kN$ for a life of $540$ million revolutions. The load (in $kN$) for a life of one million revolutions is ________
Arjun
asked
in
Applied Mechanics and Design
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
applied-mechanics-and-design
machine-design
0
answers
0
votes
GATE2015-3-29
The number of degrees of freedom of the linkage shown in the figure is -$3$ $0$ $1$ $2$
Arjun
asked
in
Theory of Machines
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
dynamic-analysis-of-linkages
theory-of-machines
applied-mechanics-and-design
0
answers
0
votes
GATE2015-3-16
The value of $\displaystyle{\lim_{x\rightarrow 0}\left(\frac{-\sin x}{2\sin x+x\cos x}\right)}$ is ________
Arjun
asked
in
Calculus
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
calculus
limits
0
answers
0
votes
GATE2015-3-28
Figure shows a single degree of freedom system. The system consists of a massless rigid bar $OP$ hinged at $O$ and a mass $m$ at end $P$. The natural frequency of vibration of the system is $f_n=\displaystyle{\frac{1}{2\pi }\sqrt{\frac{k}{4m}}} \\$ ... $f_n=\displaystyle{\frac{1}{2\pi }\sqrt{\frac{2k}{m}}}$
Arjun
asked
in
Vibrations
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
vibrations
applied-mechanics-and-design
0
answers
0
votes
GATE2015-3-27
Figure shows a wheel rotating about $O_2$. Two points $A$ and $B$ located along the radius of wheel have speeds of $80$ $m/s$ and $140$ $m/s$ respectively. The distance between the points $A$ and $B$ is $300$ $mm$. The diameter of the wheel (in $mm$) is ________
Arjun
asked
in
Applied Mechanics and Design
Feb 24, 2017
by
Arjun
27.5k
points
gateme-2015-set3
numerical-answers
applied-mechanics-and-design
theory-of-machines
Page:
1
2
next »
Welcome to GO Mechanical, where you can ask questions and receive answers from other members of the community.
Recent Posts
OPSC Recruitment 2023 – Apply Online
GATE Mechanical Engineering Syllabus for GATE 2023 (Updated 2020)
ISRO Questions Papers for Mechanical
ISRO Mechanical and RAC Previous Year Papers
How to Apply to Colleges after GATE
Top Users
Mar 2023
~^~Dbnjn
110 Points