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ISRO Mechanical Engg.: Theory of Machines Booster Quiz 3
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Question 1
The maximum & minimum speed of a flywheel during a cycle are N1 & N2 rpm respectively. The coefficient of steadiness of the flywheel is-
Question 2
A flywheel of mass 5000 kg and 2 m radius of gyration is rotating at a speed of 100 rpm. If the fluctuation of speed is limited to ±1% of mean speed. Find the maximum fluctuation of energy.
Question 3
Determine the variation in tractive effort if driving wheel diameter is 2m of a two cylinder locomotive. Consider the following parameters
Mass of reciprocating parts per cylinder = 300 kg
Distance between cylinder centre lines = 0.55 m
Crank radius = 0.2 m
Cranks are at angles = 90°
c = 0.75
If the velocity of wheel is 80km/h
Question 4
In a slider crank mechanism as shown the figure, if the 4th link is fixed, the inversion obtained is called,
Question 5
In the gear train of 1 : 10 as shown below, the pinion transmits 250 kW at 18000 rpm. What is the tangential load on the gear tooth?
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