Fundamentals of Mechanical Engineering ❤️
Gear Burnishing is a process for
As we know that gears have involute profile to satisfy law of gearing and sometimes due to surface roughness the profile of the gear is deformed so we remove the extra material by a finishing process known as Gear Burnishing.
Which has more COP?
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27%
Domestic Refrigerator
38%
Air conditioner
35%
Vapour Absorption Refrigeration System
Discharge when dynamic viscosity is increased 8 times and Radius of the pipe is doubled in laminar flow through pipe
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25%
Remains same
25%
4 times
31%
Doubles
20%
16 times
Fundamentals of Mechanical Engineering ❤️
Discharge when dynamic viscosity is increased 8 times and Radius of the pipe is doubled in laminar flow through pipe
Discharge is directly propotional to the 4th power of Radius and inveraly proportional to the dynamic viscosity.
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The Young's modulus of a wire is defined as the stress which will increase the length of wire compared to its original length
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17%
Half
64%
Same amount
6%
One fourth
13%
4 times
Forwarded from Rajput Shubham Jadon🇮🇳
Hydrometer used to measure
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16%
Density
49%
Specific gravity
13%
Viscosity
22%
Moisture
By increasing or decreasing clearance angle in metal cutting, direction of chip flow is affected?
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67%
Yes
33%
No
Normalizing is done where Austenite is
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50%
Stable
31%
Unstable
19%
Can be both stable and unstable
In Mohr's circle Principal stress is given by
Anonymous Quiz
56%
Average stress + radius
19%
Average stress + Average stress
26%
Total stress at a point
In hook's joint how many times in a complete revolution velocity ratio is unity?
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10%
1
26%
2
12%
3
19%
4
6%
5
27%
Infinite
When a cylinder is placed horizontally in water upto a certain depth and water one in one side of the cylinder. To find horizontal force the projection ln the vertical surface will be of shape?
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19%
Parallelogram
55%
Rectangle
26%
Hemisphere shape
The stagnation pressure of irreversible adiabatic process is ____________ than stagnation pressure of reversible adiabatic process
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45%
More
47%
Less
8%
Equal
In Fanno flow when in supersonic, then Mach Number will
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52%
Increase
34%
Decrease
14%
No change