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GATE 2023 || Theory of Machines & Vibrations || Evaluation Quiz 5
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Question 1
The stress- strain curve in the figure below corresponds to which type of material?
Question 2
Following figure represents the stress strain curve for a ductile materials.
Point F represents _______.
Question 3
Thermal stress is not a function of
Question 4
Which of the following is not an inversion of a single slider crank mechanism?
Question 5
In a shaper machine using slotted lever mechanism, the length of fixed link is 300 mm and that of crank is 150 mm. If the length of slotted lever is 500 mm, then stroke length is ____mm
Question 6
A slider crank mechanism with crank radius 200 mm and connecting rod length 800 mm is shown. The crank is rotating at 600 rpm in the counter clockwise direction. In the configuration shown, the crank makes an angle of 90 ° with the sliding direction of the slider, and a force of 5 kN is acting on the slider. Neglecting the inertia forces, the turning moment on the crank (in kN-m) is __________.
Question 7
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 8
When large gear reductions are needed _________ gears are used.
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ESE & GATE MEGeneralOct 6ESE & GATE ME
