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ME Quiz - 4
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Question 1
In case of a ball-bearing, rating load is 110 kN. What will be the approximate rating life (in million revolutions) of the bearing at a load of 9.8 kN?
Question 2
In which type of welding, a pool of molten metal is used?
Question 3
The ratio of torque carrying capacity of solid shaft to that of hollow shaft of same material and of outer diameter equal to diameter of solid shaft is:
Where, 
Di = inner diameter of hollow shaft
Do = outer diameter of hollow shaft
and τmax = Permissible shear stress for shaft material
Question 4
A Carnot engine operates between 27oC and 327oC. If the engine produces 300 kJ of work, what is the entropy change during heat addition?
Question 5
Match List-I with List-II and select the correct answer using the code given below the list :
List-I
A. Capillarity
B. Vapour pressure
C. Viscosity
D. Specific gravity
List-II
1) Cavitation
2) Density of water
3) Shear forces
4) Surface tension
List-I
A. Capillarity
B. Vapour pressure
C. Viscosity
D. Specific gravity
List-II
1) Cavitation
2) Density of water
3) Shear forces
4) Surface tension
Question 6
Reduced pressure is
Question 7
Magnetic forming is an example of
Question 8
The wet bulb depression is zero, when relative humidity is equal to ________.
Question 9
In the case of beams with circular cross-section, what is the ration of the maximum shear stress to average shear stress?
Question 10
Intensity of radiation at a surface in perpendicular direction is equal to:
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Oct 7AE & JE Exams
