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SSC-JE ME || Machine Design 5
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Question 1
In a ball bearing if load is doubled then life is
Question 2
If the dynamic load capacity of a ball bearing is increased to 1.5 times its earlier value without changing its equivalent load, the life of the bearing increases to
Question 3
Which of the following is the most preferred bearing material?
Question 4
The pressure distribution in the uniform wear theory is _________.
Question 5
Which of the following bearing is having maximum load bearing capacity in a given radial space _________.
Question 6
If the load on a ball bearing is halved, its life
Question 7
A machine uses Self-contained Bearing to support the shaft. If the surrounding temperature is 30℃ and the mean avg. oil temperature is 145℃, determine the operating temperature of the bearing?
Question 8
Match List-I (Type of Anti-friction Bearing) with List-II (Specific Use) select the correct answer using the code given below the lists:
List-I
A). Self-aligning ball bearing
B). Taper roller bearing
C). Deep groove ball bearing
D). Thrust ball bearing
List-II
1). For pure axial load
2). For hinged condition
3). For pure radial load
4). For axial and radial load
List-I
A). Self-aligning ball bearing
B). Taper roller bearing
C). Deep groove ball bearing
D). Thrust ball bearing
List-II
1). For pure axial load
2). For hinged condition
3). For pure radial load
4). For axial and radial load
Question 9
Find the equivalent load of the bearing assuming rotation of its inner ring. 5kN and 2kN are the radial load and axial load respectively and the journal rotates at 1500 rpm. Take
X = 0.56, Y =1.6 and e = 0.34
X = 0.56, Y =1.6 and e = 0.34
Question 10
The bearing modulus for a bearing is 1628
What is the bearing characteristic number considered for bearing design?
What is the bearing characteristic number considered for bearing design?
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