Mechanical Engineering
GATE ME branch:me PYQs
Build your understanding with focused practice from past exam papers.
Questions 551–560 of 1040. Imported answers require independent review unless marked reviewed.
Question 6
Open questionMEMCQ1 markNeeds review
A single-degree-of-freedom oscillator is subjected to harmonic excitation
as shown in the figure.
The non-zero value of
, for which the amplitude of the force transmitted to the ground will be
, isYour answerChoose one option.
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Open questionMEMCQ1 markNeeds review
A circular disk of radius
is confined to roll without slipping at P and Q as shown in the figure.
If the plates have velocities as shown, the magnitude of the angular velocity of the disk is
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Open questionMEMCQ1 markNeeds review
The stress state at a point in a material under plane stress condition is equi-biaxial tension with a magnitude of 10 MPa. If one unit on the σ − τ plane is 1 MPa, the Mohr’s circle representation of the state-of-stress is given by
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Open questionMEMCQ1 markNeeds review
The equation of motion of a spring-mass-damper system is given by
The damping factor for the system isYour answerChoose one option.
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Open questionMEMCQ1 markNeeds review
A four bar mechanism is shown below.
For the mechanism to be a crank-rocker mechanism, the length of the link PQ can be
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Open questionMEMCQ1 markNeeds review
The number of qualitatively distinct kinematic inversions possible for a Grashof chain with four revolute pairs is
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Open questionMEMCQ1 markNeeds review
A helical gear with 20° pressure angle and 30° helix angle mounted at the mid-span of a shaft that is supported between two bearings at the ends. The nature of the stresses induced in the shaft is
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Open questionMEMCQ1 markNeeds review
The process, that uses a tapered horn to amplify and focus the mechanical energy for machining of glass, is
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Open questionMEMCQ1 markNeeds review
The crystal structure of γ iron (austenite phase) is
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Open questionMEMCQ1 markNeeds review
Two plates, each of 6 mm thickness, are to be butt-welded. Consider the following process and select the correct sequence in increasing order of size of the heat affected zone.
Arc welding
MIG welding
Laser beam welding
Submerged arc welding
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