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Mechanical Engineering - Machine Design

Exercise : Machine Design - Section 10
11.
A parallel sunk key, made of steel, is equally strong in shearing and crushing.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
In designing a key, it is assumed that the distribution of forces along the length of key
varies linearly
is uniform throughout
varies exponentially, being more at the torque-input end
varies exponentially, being less at the torque-input end
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
In a belt drive, the velocity ratio is the inverse ratio of the diameters of driving and driven pulleys.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of inertia about X-axis should be __________ the moment of inertia about Y-axis.
equal to
twice
three times
four times
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
The bearing characteristic number in a hydrodynamic bearing depends upon
length, width and load
length, width and speed
viscosity, speed and load
viscosity, speed and bearing pressure
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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