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Recent questions tagged gateme-2018-set1
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GATE2018-1-25
The height (in mm) for a $125$ mm sine bar to measure a taper of $27^\circ \: 32'$ on a flat work piece is _____ (correct to three decimal palces).
The height (in mm) for a $125$ mm sine bar to measure a taper of $27^\circ \: 32'$ on a flat work piece is _____ (correct to three decimal palces).
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Materials, Manufacturing and Industrial Engineering
gateme-2018-set1
numerical-answers
materials-manufacturing-and-industrial-engineering
metrology-and-inspection
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–
0
answers
0
votes
GATE2018-1-24
For a Pelton wheel with a given water jet velocity, the maximum output power from the Pelton wheel is obtained when the ratio of the bucket speed to the water jet speed is _____ (correct to two decimal places)
For a Pelton wheel with a given water jet velocity, the maximum output power from the Pelton wheel is obtained when the ratio of the bucket speed to the water jet speed i...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Applications
gateme-2018-set1
numerical-answers
fluid-mechanics-and-thermal-science
applications
pelton-wheel
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–
0
answers
0
votes
GATE2018-1-23
An ideal gas undergoes a process from state $1 \: (T_1 = 300\: K, \: p_1 = 100 \: kPa)$ to state $2 \: (T_2 = 600 \; K, \: p_2 = 500 \: kPa)$. The specific heats of the ideal gas are: $C_p = 1 \: kJ/kg-K$ and $C_v = 0.7 \: kJ/kg-K$. The change in specific entropy of the ideal gas from state $1$ to state $2$ (in $kJ/kg-K$) is ______ (correct to two decimal places).
An ideal gas undergoes a process from state $1 \: (T_1 = 300\: K, \: p_1 = 100 \: kPa)$ to state $2 \: (T_2 = 600 \; K, \: p_2 = 500 \: kPa)$. The specific heats of the...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Applications
gateme-2018-set1
numerical-answers
fluid-mechanics-and-thermal-science
applications
vapour-and-gas-power-cycles
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–
1
answers
0
votes
GATE2018-1-22
A flat plate of width $L=1 \: m$ is pushed down with a velocity $U=0.01 \: m/s$ towards a wall resulting in the drainage of the fluid between the plate and the wall as sown in the figure. Assume two-dimensional incompressible flow and that the plate remains ... $m/s$) draining out at the instant shown in the figure is ____ (correct to three decimal places).
A flat plate of width $L=1 \: m$ is pushed down with a velocity $U=0.01 \: m/s$ towards a wall resulting in the drainage of the fluid between the plate and the wall as so...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Fluid Mechanics
gateme-2018-set1
numerical-answers
fluid-mechanics-and-thermal-science
fluid-mechanics
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0
answers
0
votes
GATE2018-1-21
If the wire diameter of a compressive helical spring is increased by $2 \%$, the change in spring stiffness (in $\%$) is _____ (correct to two decimal places)
If the wire diameter of a compressive helical spring is increased by $2 \%$, the change in spring stiffness (in $\%$) is _____ (correct to two decimal places)
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Applied Mechanics and Design
gateme-2018-set1
numerical-answers
applied-mechanics-and-design
machine-design
springs
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–
0
answers
0
votes
GATE2018-1-20
A four bar mechanism is made up of links of length $100$, $200$, $300$ and $350$ mm. If the $350$ mm link is fixed, the number of links that can rotate fully is _________
A four bar mechanism is made up of links of length $100$, $200$, $300$ and $350$ mm. If the $350$ mm link is fixed, the number of links that can rotate fully is _________...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Applied Mechanics and Design
gateme-2018-set1
numerical-answers
applied-mechanics-and-design
theory-of-machines
dynamic-analysis-of-linkages
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–
0
answers
0
votes
GATE2018-1-19
A steel column of rectangular section ($15$ mm $\times \: 10$ mm) and length $1.5$ m is simply supported at both ends. Assuming modulus of elasticity, $E=200$ GPa for steel, the critical axial load (in kN) is ______ (correct to two decimal places).
A steel column of rectangular section ($15$ mm $\times \: 10$ mm) and length $1.5$ m is simply supported at both ends. Assuming modulus of elasticity, $E=200$ GPa for ste...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Applied Mechanics and Design
gateme-2018-set1
numerical-answers
applied-mechanics-and-design
mechanics-of-materials
deflection-of-beams
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–
0
answers
0
votes
GATE2018-1-18
A six-faced fair dice is rolled five times. The probability (in $\%$) of obtaining "ONE" at least four times is $33.3$ $3.33$ $0.33$ $0.0033$
A six-faced fair dice is rolled five times. The probability (in $\%$) of obtaining "ONE" at least four times is$33.3$$3.33$$0.33$$0.0033$
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Probability and Statistics
gateme-2018-set1
probability-and-statistics
probability
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–
1
answers
0
votes
GATE2018-1-17
The number of atoms per unit cell and the number of slip systems, respectively, for a face-centered cubic (FCC) crystal are $3, 3$ $3, 12$ $4, 12$ $4, 48$
The number of atoms per unit cell and the number of slip systems, respectively, for a face-centered cubic (FCC) crystal are$3, 3$$3, 12$$4, 12$$4, 48$
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Engineering Mechanics
gateme-2018-set1
engineering-mechanics
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–
0
answers
0
votes
GATE2018-1-16
The time series forecasting method that gives equal weightage to each of the $m$ most recent observations is Moving average method Exponential smoothing with linear trend Triple Exponential smoothing Kalman Filter
The time series forecasting method that gives equal weightage to each of the $m$ most recent observations isMoving average methodExponential smoothing with linear trendTr...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Production, Planning and Control
gateme-2018-set1
forecasting-models
production-planning-and-control
materials-manufacturing-and-industrial-engineering
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–
0
answers
0
votes
GATE2018-1-15
Interpolator in a CNC machine controls spindle speed coordinates axes movements operates tool changer commands canned cycle
Interpolator in a CNC machinecontrols spindle speedcoordinates axes movementsoperates tool changercommands canned cycle
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Materials, Manufacturing and Industrial Engineering
gateme-2018-set1
materials-manufacturing-and-industrial-engineering
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–
0
answers
0
votes
GATE2018-1-14
A grinding ratio of $200$ implies that the grinding wheel wears $200$ times the volume of the material removed grinding wheel wears $0.005$ times the volume of the material removed aspect ratio of abrasive particles used in the grinding wheel is $200$ ratio of volume of abrasive particle to that of grinding wheel is $200$
A grinding ratio of $200$ implies that thegrinding wheel wears $200$ times the volume of the material removedgrinding wheel wears $0.005$ times the volume of the material...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Materials, Manufacturing and Industrial Engineering
gateme-2018-set1
materials-manufacturing-and-industrial-engineering
machining-and-machine-tools-operations
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–
0
answers
0
votes
GATE2018-1-13
Using the Taylor's tool life equation with exponent $n=0.5$, if th cutting speed is reduced by $50$, the ratio of new tool life to original tool life is $4$ $2$ $1$ $0.5$
Using the Taylor's tool life equation with exponent $n=0.5$, if th cutting speed is reduced by $50$, the ratio of new tool life to original tool life is$4$$2$$1$$0.5$
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Materials, Manufacturing and Industrial Engineering
gateme-2018-set1
materials-manufacturing-and-industrial-engineering
machining-and-machine-tools-operations
tool-life-and-wear
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–
0
answers
0
votes
GATE2018-1-12
The type of weld represented by the shaded region in the figure is groove spot fillet plug
The type of weld represented by the shaded region in the figure isgroovespotfilletplug
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Materials, Manufacturing and Industrial Engineering
gateme-2018-set1
materials-manufacturing-and-industrial-engineering
casting-forming-and-joining-process
principles-of-welding
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–
0
answers
1
votes
GATE2018-1-11
In a linearly hardening plastic material, the true stress beyond initial yielding increases linearly with the true strain decreases linearly with the true strain first increases linearly and then decreases linearly with the true strain remains constant
In a linearly hardening plastic material, the true stress beyond initial yieldingincreases linearly with the true straindecreases linearly with the true strainfirst incre...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Mechanics of Materials
gateme-2018-set1
mechanics-of-materials
applied-mechanics-and-design
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–
0
answers
0
votes
GATE2018-1-10
Which one of the following statements is correct for a superheated vapour? Its pressure is less than the saturation pressure at a given temperature Its temperature is less than the saturation temperature at a given pressure Its volume is less than the ... the saturated vapour at a given temperature Its enthalpy is less than the enthalpy of the saturated vapour at a given pressure
Which one of the following statements is correct for a superheated vapour?Its pressure is less than the saturation pressure at a given temperatureIts temperature is less ...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Heat Transfer
gateme-2018-set1
heat-transfer
fluid-mechanics-and-thermal-science
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–
0
answers
0
votes
GATE2018-1-9
For a wo-dimensional incompressible flow field given by $\overrightarrow{u} = A(x \hat{i} - y \hat{j}), \text{ where } A>0$, which one of the following statements is FALSE? It satisfies continuity equation It is unidirectional when $x \rightarrow 0$ and $y \rightarrow \infty$ Its streamlines are given by $x=y$ It is irrotational
For a wo-dimensional incompressible flow field given by $\overrightarrow{u} = A(x \hat{i} - y \hat{j}), \text{ where } A>0$, which one of the following statements is FALS...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Fluid Mechanics
gateme-2018-set1
fluid-mechanics
fluid-mechanics-and-thermal-science
+
–
0
answers
0
votes
GATE2018-1-8
For an Oldham coupling used between two shafts, which among the following statements are correct? Torsional load is transferred along shaft axis A velocity ratio of $1:2$ between shafts is obtained without using gears Bending load id transferred transverse to shaft axis Rotation is transferred along shaft axis I and III I and IV II and III II and IV
For an Oldham coupling used between two shafts, which among the following statements are correct?Torsional load is transferred along shaft axisA velocity ratio of $1:2$ b...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Machine Design
gateme-2018-set1
machine-design
applied-mechanics-and-design
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–
0
answers
0
votes
GATE2018-1-7
The equation of motion for a spring-mass system excited by a harmonic force is $M\ddot{x} + K x = F \cos(\omega t)$, where $M$ is the mass, $K$ is the spring stiffness, $F$ is the force amplitude and $\omega$ is the angular frequency of excitation. Resonance occurs when $\omega$ is equal ... $2 \pi \sqrt{\dfrac{K}{M}} \\$ $\sqrt{\dfrac{K}{M}}$
The equation of motion for a spring-mass system excited by a harmonic force is $M\ddot{x} + K x = F \cos(\omega t)$, where $M$ is the mass, $K$ is the spring stiffness, $...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Applied Mechanics and Design
gateme-2018-set1
applied-mechanics-and-design
machine-design
springs
+
–
0
answers
0
votes
GATE2018-1-6
If $\sigma_1$ and $\sigma_3$ are the algebraically largest and smallest principal stresses respectively, the value of the maximum shear stress is $\dfrac{\sigma_1 +\sigma_3}{2} \\$ $\dfrac{\sigma_1 -\sigma_3}{2} \\ $ $\sqrt{\dfrac{\sigma_1 +\sigma_3}{2}} \\$ $\sqrt{\dfrac{\sigma_1 -\sigma_3}{2}}$
If $\sigma_1$ and $\sigma_3$ are the algebraically largest and smallest principal stresses respectively, the value of the maximum shear stress is$\dfrac{\sigma_1 +\sigma_...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Applied Mechanics and Design
gateme-2018-set1
applied-mechanics-and-design
mechanics-of-materials
stress-strain
+
–
0
answers
0
votes
GATE2018-1-4
$F(z)$ is a function of the complex variable $z=x+iy$ given by $F(z)+ i \: z + k \: Re(z) + i \: Im(z)$. For what value of $k$ will $F(z)$ satisfy the Cauchy-Riemann equations? $0$ $1$ $-1$ $y$
$F(z)$ is a function of the complex variable $z=x+iy$ given by $F(z)+ i \: z + k \: Re(z) + i \: Im(z)$. For what value of $k$ will $F(z)$ satisfy the Cauchy-Riemann equa...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Calculus
gateme-2018-set1
calculus
complex-variables
euler-cauchy-equations
+
–
0
answers
0
votes
GATE2018-1-3
According to the Mean Value Theorem, for a continuous function $f(x)$ in the interval $[a,b]$, there exists a value $\xi$ in this interval such that $\int_a^b f(x) dx = $ $f(\xi)(b-a)$ $f(b)(\xi-a)$ $f(a)(b-\xi)$ $0$
According to the Mean Value Theorem, for a continuous function $f(x)$ in the interval $[a,b]$, there exists a value $\xi$ in this interval such that $\int_a^b f(x) dx = $...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Calculus
gateme-2018-set1
calculus
mean-value-theorems
definite-integrals
+
–
0
answers
0
votes
GATE2018-1-2
The rank of the matrix $\begin{bmatrix} -4 & 1 & -1 \\ -1 & -1 & -1 \\ 7 & -3 & 1 \end{bmatrix}$ is $1$ $2$ $3$ $4$
The rank of the matrix $\begin{bmatrix} -4 & 1 & -1 \\ -1 & -1 & -1 \\ 7 & -3 & 1 \end{bmatrix}$ is$1$$2$$3$$4$
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Linear Algebra
gateme-2018-set1
linear-algebra
matrices
rank-of-matrix
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–
0
answers
0
votes
GATE2018-1-1
Four red balls, four green balls and four blue balls are put in a box. Three balls are pulled out of the box at random one after another without replacement. The probability that all the three balls are red is $1/72$ $1/55$ $1/36$ $1/27$
Four red balls, four green balls and four blue balls are put in a box. Three balls are pulled out of the box at random one after another without replacement. The probabil...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Probability and Statistics
gateme-2018-set1
probability-and-statistics
probability
+
–
0
answers
0
votes
GATE2018-1-5
A bar of uniform cross section and weighing $100 \:N$ is held horizontally using two massless and inextensible strings $S1$ and $S2$ as shown in the figure The tensions in the strings are $T_1=100 \: N \text{ and } T_2=0 \: N$ $T_1=0 \: N \text{ and } T_2=100 \: N$ $T_1=75 \: N \text{ and } T_2=25 \: N$ $T_1=25 \: N \text{ and } T_2=75 \: N$
A bar of uniform cross section and weighing $100 \:N$ is held horizontally using two massless and inextensible strings $S1$ and $S2$ as shown in the figureThe tensions in...
Arjun
28.5k
points
Arjun
asked
Feb 17, 2018
Engineering Mechanics
gateme-2018-set1
engineering-mechanics
applied-mechanics-and-design
+
–
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