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SSC JE 2019-20 | Theory of Machine
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Question 1
Why is an offset provided in a radial cam-translating follower mechanism?
Question 2
The equation of motion for a single degree of freedom system with viscous damping is
.The damping ratio of the system is
.The damping ratio of the system is Question 3
What will be the inertia of the flywheel, if the engine speed varies from 175 rad/s to 125 rad/s where kinetic energy during the cycle change results as 600 Nm.
Question 4
A gear train is as shown in the figure below, in which gears A and B have 20 and 40 teeth, respectively. If arm C is fixed and gear A rotates at 100 r.p.m., the speed of gear B will be
Question 5
What is the number of instantaneous center of rotation for a 7-link mechanism _________?
Question 6
The radius of a flywheel rim is 200 mm and the angular velocity is 20 rad/s. The tensile stress developed on it is (density is 1.6 kg/m3) __________.
Question 7
In order to draw the acceleration diagram, it is necessary to determine the Coriolis component of acceleration in the case of
Question 8
The pair that is formed by the lead screw of a lathe with nut is known as
Question 9
Multi-cylinders engine gives______.
Question 10
The amount of energy absorbed by a fly wheel is determined from the
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